## Policy for user domains ####################################### ## ## The template containing the most basic rules common to all users. ## ## ##

## The template containing the most basic rules common to all users. ##

##

## This template creates a user domain, types, and ## rules for the user's tty and pty. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## # template(`userdom_base_user_template',` gen_require(` attribute userdomain; type user_devpts_t, user_tty_device_t; class context contains; role $1_r; ') attribute $1_file_type; type $1_t, userdomain; domain_type($1_t) corecmd_shell_entry_type($1_t) corecmd_bin_entry_type($1_t) domain_user_exemption_target($1_t) ubac_constrained($1_t) role $1_r types $1_t; allow system_r $1_r; term_user_pty($1_t, user_devpts_t) term_user_tty($1_t, user_tty_device_t) allow $1_t self:process { signal_perms getsched setsched share getpgid setpgid setcap getsession getattr }; allow $1_t self:fd use; allow $1_t self:fifo_file rw_fifo_file_perms; allow $1_t self:unix_dgram_socket { create_socket_perms sendto }; allow $1_t self:unix_stream_socket { create_stream_socket_perms connectto }; allow $1_t self:shm create_shm_perms; allow $1_t self:sem create_sem_perms; allow $1_t self:msgq create_msgq_perms; allow $1_t self:msg { send receive }; allow $1_t self:context contains; dontaudit $1_t self:socket create; allow $1_t user_devpts_t:chr_file { setattr rw_chr_file_perms }; term_create_pty($1_t, user_devpts_t) # avoid annoying messages on terminal hangup on role change dontaudit $1_t user_devpts_t:chr_file ioctl; allow $1_t user_tty_device_t:chr_file { setattr rw_chr_file_perms }; # avoid annoying messages on terminal hangup on role change dontaudit $1_t user_tty_device_t:chr_file ioctl; kernel_read_kernel_sysctls($1_t) kernel_dontaudit_list_unlabeled($1_t) kernel_dontaudit_getattr_unlabeled_files($1_t) kernel_dontaudit_getattr_unlabeled_symlinks($1_t) kernel_dontaudit_getattr_unlabeled_pipes($1_t) kernel_dontaudit_getattr_unlabeled_sockets($1_t) kernel_dontaudit_getattr_unlabeled_blk_files($1_t) kernel_dontaudit_getattr_unlabeled_chr_files($1_t) dev_dontaudit_getattr_all_blk_files($1_t) dev_dontaudit_getattr_all_chr_files($1_t) # When the user domain runs ps, there will be a number of access # denials when ps tries to search /proc. Do not audit these denials. domain_dontaudit_read_all_domains_state($1_t) domain_dontaudit_getattr_all_domains($1_t) domain_dontaudit_getsession_all_domains($1_t) files_read_etc_files($1_t) files_read_etc_runtime_files($1_t) files_read_usr_files($1_t) # Read directories and files with the readable_t type. # This type is a general type for "world"-readable files. files_list_world_readable($1_t) files_read_world_readable_files($1_t) files_read_world_readable_symlinks($1_t) files_read_world_readable_pipes($1_t) files_read_world_readable_sockets($1_t) # old broswer_domain(): files_dontaudit_list_non_security($1_t) files_dontaudit_getattr_non_security_files($1_t) files_dontaudit_getattr_non_security_symlinks($1_t) files_dontaudit_getattr_non_security_pipes($1_t) files_dontaudit_getattr_non_security_sockets($1_t) libs_exec_ld_so($1_t) miscfiles_read_localization($1_t) miscfiles_read_generic_certs($1_t) sysnet_read_config($1_t) tunable_policy(`allow_execmem',` # Allow loading DSOs that require executable stack. allow $1_t self:process execmem; ') tunable_policy(`allow_execmem && allow_execstack',` # Allow making the stack executable via mprotect. allow $1_t self:process execstack; ') ') ####################################### ## ## Allow a home directory for which the ## role has read-only access. ## ## ##

## Allow a home directory for which the ## role has read-only access. ##

##

## This does not allow execute access. ##

##
## ## ## The user role ## ## ## ## ## The user domain ## ## ## # interface(`userdom_ro_home_role',` gen_require(` type user_home_t, user_home_dir_t; ') ############################## # # Domain access to home dir # type_member $2 user_home_dir_t:dir user_home_dir_t; # read-only home directory allow $2 user_home_dir_t:dir list_dir_perms; allow $2 user_home_t:dir list_dir_perms; allow $2 user_home_t:file entrypoint; read_files_pattern($2, { user_home_t user_home_dir_t }, user_home_t) read_lnk_files_pattern($2, { user_home_t user_home_dir_t }, user_home_t) read_fifo_files_pattern($2, { user_home_t user_home_dir_t }, user_home_t) read_sock_files_pattern($2, { user_home_t user_home_dir_t }, user_home_t) files_list_home($2) tunable_policy(`use_nfs_home_dirs',` fs_list_nfs($2) fs_read_nfs_files($2) fs_read_nfs_symlinks($2) fs_read_nfs_named_sockets($2) fs_read_nfs_named_pipes($2) ',` fs_dontaudit_list_nfs($2) fs_dontaudit_read_nfs_files($2) ') tunable_policy(`use_samba_home_dirs',` fs_list_cifs($2) fs_read_cifs_files($2) fs_read_cifs_symlinks($2) fs_read_cifs_named_sockets($2) fs_read_cifs_named_pipes($2) ',` fs_dontaudit_list_cifs($2) fs_dontaudit_read_cifs_files($2) ') ') ####################################### ## ## Allow a home directory for which the ## role has full access. ## ## ##

## Allow a home directory for which the ## role has full access. ##

##

## This does not allow execute access. ##

##
## ## ## The user role ## ## ## ## ## The user domain ## ## ## # interface(`userdom_manage_home_role',` gen_require(` type user_home_t, user_home_dir_t; ') ############################## # # Domain access to home dir # type_member $2 user_home_dir_t:dir user_home_dir_t; # full control of the home directory allow $2 user_home_t:file entrypoint; manage_dirs_pattern($2, { user_home_dir_t user_home_t }, user_home_t) manage_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) manage_lnk_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) manage_sock_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) manage_fifo_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) relabel_dirs_pattern($2, { user_home_dir_t user_home_t }, user_home_t) relabel_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) relabel_lnk_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) relabel_sock_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) relabel_fifo_files_pattern($2, { user_home_dir_t user_home_t }, user_home_t) filetrans_pattern($2, user_home_dir_t, user_home_t, { dir file lnk_file sock_file fifo_file }) files_list_home($2) # cjp: this should probably be removed: allow $2 user_home_dir_t:dir { manage_dir_perms relabel_dir_perms }; userdom_manage_user_certs($2) userdom_user_home_dir_filetrans($2, user_cert_t, dir, ".pki") tunable_policy(`use_nfs_home_dirs',` fs_manage_nfs_dirs($2) fs_manage_nfs_files($2) fs_manage_nfs_symlinks($2) fs_manage_nfs_named_sockets($2) fs_manage_nfs_named_pipes($2) ',` fs_dontaudit_manage_nfs_dirs($2) fs_dontaudit_manage_nfs_files($2) ') tunable_policy(`use_samba_home_dirs',` fs_manage_cifs_dirs($2) fs_manage_cifs_files($2) fs_manage_cifs_symlinks($2) fs_manage_cifs_named_sockets($2) fs_manage_cifs_named_pipes($2) ',` fs_dontaudit_manage_cifs_dirs($2) fs_dontaudit_manage_cifs_files($2) ') ') ####################################### ## ## Manage user temporary files ## ## ## ## Role allowed access. ## ## ## ## ## Domain allowed access. ## ## ## # interface(`userdom_manage_tmp_role',` gen_require(` type user_tmp_t; ') files_poly_member_tmp($2, user_tmp_t) manage_dirs_pattern($2, user_tmp_t, user_tmp_t) manage_files_pattern($2, user_tmp_t, user_tmp_t) manage_lnk_files_pattern($2, user_tmp_t, user_tmp_t) manage_sock_files_pattern($2, user_tmp_t, user_tmp_t) manage_fifo_files_pattern($2, user_tmp_t, user_tmp_t) files_tmp_filetrans($2, user_tmp_t, { dir file lnk_file sock_file fifo_file }) userdom_user_runtime_filetrans_user_tmp($2, { dir file lnk_file sock_file fifo_file }) ') ####################################### ## ## The execute access user temporary files. ## ## ## ## Domain allowed access. ## ## ## # interface(`userdom_exec_user_tmp_files',` gen_require(` type user_tmp_t; ') exec_files_pattern($1, user_tmp_t, user_tmp_t) files_search_tmp($1) userdom_search_user_runtime($1) ') ####################################### ## ## Role access for the user tmpfs type ## that the user has full access. ## ## ##

## Role access for the user tmpfs type ## that the user has full access. ##

##

## This does not allow execute access. ##

##
## ## ## Role allowed access. ## ## ## ## ## Domain allowed access. ## ## ## # interface(`userdom_manage_tmpfs_role',` gen_require(` type user_tmpfs_t; ') manage_dirs_pattern($2, user_tmpfs_t, user_tmpfs_t) manage_files_pattern($2, user_tmpfs_t, user_tmpfs_t) manage_lnk_files_pattern($2, user_tmpfs_t, user_tmpfs_t) manage_sock_files_pattern($2, user_tmpfs_t, user_tmpfs_t) manage_fifo_files_pattern($2, user_tmpfs_t, user_tmpfs_t) fs_tmpfs_filetrans($2, user_tmpfs_t, { dir file lnk_file sock_file fifo_file }) ') ####################################### ## ## The template allowing the user basic ## network permissions ## ## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## # template(`userdom_basic_networking_template',` gen_require(` type $1_t; ') allow $1_t self:tcp_socket create_stream_socket_perms; allow $1_t self:udp_socket create_socket_perms; corenet_all_recvfrom_unlabeled($1_t) corenet_all_recvfrom_netlabel($1_t) corenet_tcp_sendrecv_generic_if($1_t) corenet_udp_sendrecv_generic_if($1_t) corenet_tcp_sendrecv_generic_node($1_t) corenet_udp_sendrecv_generic_node($1_t) corenet_tcp_sendrecv_all_ports($1_t) corenet_udp_sendrecv_all_ports($1_t) corenet_tcp_connect_all_ports($1_t) corenet_sendrecv_all_client_packets($1_t) corenet_all_recvfrom_labeled($1_t, $1_t) optional_policy(` init_tcp_recvfrom_all_daemons($1_t) init_udp_recvfrom_all_daemons($1_t) ') optional_policy(` ipsec_match_default_spd($1_t) ') ') ####################################### ## ## The template for creating a user xwindows client. (Deprecated) ## ## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## # template(`userdom_xwindows_client_template',` refpolicywarn(`$0() has been deprecated, please use xserver_role() instead.') gen_require(` type $1_t, user_tmpfs_t; ') dev_rw_xserver_misc($1_t) dev_rw_power_management($1_t) dev_read_input($1_t) dev_read_misc($1_t) dev_write_misc($1_t) # open office is looking for the following dev_getattr_agp_dev($1_t) dev_dontaudit_rw_dri($1_t) # GNOME checks for usb and other devices: dev_rw_usbfs($1_t) xserver_user_x_domain_template($1, $1_t, user_tmpfs_t) xserver_xsession_entry_type($1_t) xserver_dontaudit_write_log($1_t) xserver_stream_connect_xdm($1_t) # certain apps want to read xdm.pid file xserver_read_xdm_pid($1_t) # gnome-session creates socket under /tmp/.ICE-unix/ xserver_create_xdm_tmp_sockets($1_t) # Needed for escd, remove if we get escd policy xserver_manage_xdm_tmp_files($1_t) ') ####################################### ## ## The template for allowing the user to change passwords. ## ## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## # template(`userdom_change_password_template',` gen_require(` type $1_t; role $1_r; ') optional_policy(` usermanage_run_chfn($1_t, $1_r) usermanage_run_passwd($1_t, $1_r) ') ') ####################################### ## ## The template containing rules common to unprivileged ## users and administrative users. ## ## ##

## This template creates a user domain, types, and ## rules for the user's tty, pty, tmp, and tmpfs files. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## # template(`userdom_common_user_template',` gen_require(` attribute unpriv_userdomain; ') userdom_basic_networking_template($1) ############################## # # User domain Local policy # # evolution and gnome-session try to create a netlink socket dontaudit $1_t self:netlink_socket { create ioctl read getattr write setattr append bind connect getopt setopt shutdown }; dontaudit $1_t self:netlink_route_socket { create ioctl read getattr write setattr append bind connect getopt setopt shutdown nlmsg_read nlmsg_write }; allow $1_t unpriv_userdomain:fd use; kernel_read_system_state($1_t) kernel_read_network_state($1_t) kernel_read_net_sysctls($1_t) # Very permissive allowing every domain to see every type: kernel_get_sysvipc_info($1_t) # Find CDROM devices: kernel_read_device_sysctls($1_t) corecmd_exec_bin($1_t) corenet_udp_bind_generic_node($1_t) corenet_udp_bind_generic_port($1_t) dev_read_rand($1_t) dev_write_sound($1_t) dev_read_sound($1_t) dev_read_sound_mixer($1_t) dev_write_sound_mixer($1_t) files_exec_etc_files($1_t) files_search_locks($1_t) # List mounted filesystems (cdrom, FAT, NTFS and so on) files_list_mnt($1_t) # cjp: perhaps should cut back on file reads: files_read_var_files($1_t) files_read_var_symlinks($1_t) files_read_generic_spool($1_t) files_read_var_lib_files($1_t) # Stat lost+found. files_getattr_lost_found_dirs($1_t) fs_rw_cgroup_files($1_t) # cjp: some of this probably can be removed selinux_get_fs_mount($1_t) selinux_validate_context($1_t) selinux_compute_access_vector($1_t) selinux_compute_create_context($1_t) selinux_compute_relabel_context($1_t) selinux_compute_user_contexts($1_t) # for eject storage_getattr_fixed_disk_dev($1_t) auth_use_nsswitch($1_t) auth_read_login_records($1_t) auth_search_pam_console_data($1_t) auth_run_pam($1_t, $1_r) auth_run_utempter($1_t, $1_r) init_read_utmp($1_t) seutil_read_file_contexts($1_t) seutil_read_default_contexts($1_t) seutil_run_newrole($1_t, $1_r) seutil_exec_checkpolicy($1_t) seutil_exec_setfiles($1_t) # for when the network connection is killed # this is needed when a login role can change # to this one. seutil_dontaudit_signal_newrole($1_t) ifndef(`enable_mls',` tunable_policy(`user_write_removable',` # Read/write floppies and other removable devices storage_raw_read_removable_device($1_t) storage_raw_write_removable_device($1_t) ',` # Read floppies storage_raw_read_removable_device($1_t) ') ') tunable_policy(`user_direct_mouse',` dev_read_mouse($1_t) ') tunable_policy(`user_rw_noexattrfile',` fs_manage_noxattr_fs_dirs($1_t) fs_manage_noxattr_fs_files($1_t) fs_manage_noxattr_fs_symlinks($1_t) ',` fs_read_noxattr_fs_files($1_t) fs_read_noxattr_fs_symlinks($1_t) ') tunable_policy(`user_ttyfile_stat',` term_getattr_all_ttys($1_t) ') tunable_policy(`user_write_removable',` # Read/write USB devices (e.g. external removable USB mass storage devices) dev_rw_generic_usb_dev($1_t) ',` # Read USB devices (e.g. external removable USB mass storage devices) dev_read_generic_usb_dev($1_t) ') optional_policy(` alsa_home_filetrans_alsa_home($1_t, file, ".asoundrc") alsa_manage_home_files($1_t) alsa_read_config($1_t) alsa_relabel_home_files($1_t) ') optional_policy(` # Allow graphical boot to check battery lifespan apm_stream_connect($1_t) ') optional_policy(` canna_stream_connect($1_t) ') optional_policy(` dbus_system_bus_client($1_t) optional_policy(` accountsd_dbus_chat($1_t) ') optional_policy(` bluetooth_dbus_chat($1_t) ') optional_policy(` colord_dbus_chat($1_t) ') optional_policy(` consolekit_dbus_chat($1_t) ') optional_policy(` cups_dbus_chat_config($1_t) ') optional_policy(` devicekit_dbus_chat_disk($1_t) devicekit_dbus_chat_power($1_t) ') optional_policy(` hal_dbus_chat($1_t) ') optional_policy(` networkmanager_dbus_chat($1_t) ') optional_policy(` policykit_dbus_chat($1_t) ') optional_policy(` rtkit_daemon_dbus_chat($1_t) ') optional_policy(` xserver_dbus_chat_xdm($1_t) ') ') optional_policy(` hwloc_exec_dhwd($1_t) hwloc_read_runtime_files($1_t) ') optional_policy(` inetd_use_fds($1_t) inetd_rw_tcp_sockets($1_t) ') optional_policy(` inn_read_config($1_t) inn_read_news_lib($1_t) inn_read_news_spool($1_t) ') optional_policy(` kerberos_manage_krb5_home_files($1_t) kerberos_relabel_krb5_home_files($1_t) kerberos_home_filetrans_krb5_home($1_t, file, ".k5login") ') optional_policy(` locate_read_lib_files($1_t) ') optional_policy(` mpd_manage_user_data_content($1_t) mpd_relabel_user_data_content($1_t) ') # for running depmod as part of the kernel packaging process optional_policy(` modutils_read_module_config($1_t) ') optional_policy(` mta_rw_spool($1_t) ') optional_policy(` mysql_manage_mysqld_home_files($1_t) mysql_relabel_mysqld_home_files($1_t) mysql_home_filetrans_mysqld_home($1_t, file, ".my.cnf") tunable_policy(`allow_user_mysql_connect',` mysql_stream_connect($1_t) ') ') optional_policy(` oident_manage_user_content($1_t) oident_relabel_user_content($1_t) oident_home_filetrans_oidentd_home($1_t, file, ".oidentd.conf") ') optional_policy(` # to allow monitoring of pcmcia status pcmcia_read_pid($1_t) ') optional_policy(` pcscd_read_pid_files($1_t) pcscd_stream_connect($1_t) ') optional_policy(` tunable_policy(`allow_user_postgresql_connect',` postgresql_stream_connect($1_t) postgresql_tcp_connect($1_t) ') ') optional_policy(` ppp_manage_home_files($1_t) ppp_relabel_home_files($1_t) ppp_home_filetrans_ppp_home($1_t, file, ".ppprc") ') optional_policy(` resmgr_stream_connect($1_t) ') optional_policy(` rpc_dontaudit_getattr_exports($1_t) rpc_manage_nfs_rw_content($1_t) ') optional_policy(` samba_stream_connect_winbind($1_t) ') optional_policy(` slrnpull_search_spool($1_t) ') optional_policy(` usernetctl_run($1_t, $1_r) ') optional_policy(` virt_home_filetrans_virt_home($1_t, dir, ".libvirt") virt_home_filetrans_virt_home($1_t, dir, ".virtinst") virt_home_filetrans_virt_content($1_t, dir, "isos") virt_home_filetrans_svirt_home($1_t, dir, "qemu") virt_home_filetrans_virt_home($1_t, dir, "VirtualMachines") ') ') ####################################### ## ## The template for creating a login user. ## ## ##

## This template creates a user domain, types, and ## rules for the user's tty, pty, home directories, ## tmp, and tmpfs files. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## # template(`userdom_login_user_template', ` gen_require(` class context contains; ') userdom_base_user_template($1) userdom_manage_home_role($1_r, $1_t) userdom_manage_tmp_role($1_r, $1_t) userdom_manage_tmpfs_role($1_r, $1_t) userdom_exec_user_tmp_files($1_t) userdom_exec_user_home_content_files($1_t) userdom_change_password_template($1) ############################## # # User domain Local policy # allow $1_t self:capability { setgid chown fowner }; dontaudit $1_t self:capability { sys_nice fsetid }; allow $1_t self:process ~{ setcurrent setexec setrlimit execmem execstack execheap }; dontaudit $1_t self:process setrlimit; dontaudit $1_t self:netlink_route_socket { create ioctl read getattr write setattr append bind connect getopt setopt shutdown nlmsg_read nlmsg_write }; allow $1_t self:context contains; kernel_dontaudit_read_system_state($1_t) dev_read_sysfs($1_t) dev_read_urand($1_t) domain_use_interactive_fds($1_t) # Command completion can fire hundreds of denials domain_dontaudit_exec_all_entry_files($1_t) files_dontaudit_list_default($1_t) files_dontaudit_read_default_files($1_t) # Stat lost+found. files_getattr_lost_found_dirs($1_t) fs_get_all_fs_quotas($1_t) fs_getattr_all_fs($1_t) fs_getattr_all_dirs($1_t) fs_search_auto_mountpoints($1_t) fs_list_cgroup_dirs($1_t) fs_list_inotifyfs($1_t) fs_rw_anon_inodefs_files($1_t) fs_dontaudit_rw_cgroup_files($1_t) auth_dontaudit_write_login_records($1_t) application_exec_all($1_t) # The library functions always try to open read-write first, # then fall back to read-only if it fails. init_dontaudit_rw_utmp($1_t) # Stop warnings about access to /dev/console init_dontaudit_use_fds($1_t) init_dontaudit_use_script_fds($1_t) libs_exec_lib_files($1_t) logging_dontaudit_getattr_all_logs($1_t) miscfiles_read_man_pages($1_t) # for running TeX programs miscfiles_read_tetex_data($1_t) miscfiles_exec_tetex_data($1_t) seutil_read_config($1_t) optional_policy(` cups_read_config($1_t) cups_stream_connect($1_t) cups_stream_connect_ptal($1_t) ') optional_policy(` kerberos_use($1_t) ') optional_policy(` mta_dontaudit_read_spool_symlinks($1_t) ') optional_policy(` quota_dontaudit_getattr_db($1_t) ') optional_policy(` rpm_read_db($1_t) rpm_dontaudit_manage_db($1_t) ') ') ####################################### ## ## The template for creating a unprivileged login user. ## ## ##

## This template creates a user domain, types, and ## rules for the user's tty, pty, home directories, ## tmp, and tmpfs files. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## # template(`userdom_restricted_user_template',` gen_require(` attribute unpriv_userdomain; ') userdom_login_user_template($1) typeattribute $1_t unpriv_userdomain; domain_interactive_fd($1_t) ############################## # # Local policy # optional_policy(` loadkeys_run($1_t, $1_r) ') ') ####################################### ## ## The template for creating a unprivileged xwindows login user. ## ## ##

## The template for creating a unprivileged xwindows login user. ##

##

## This template creates a user domain, types, and ## rules for the user's tty, pty, home directories, ## tmp, and tmpfs files. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## # template(`userdom_restricted_xwindows_user_template',` userdom_restricted_user_template($1) ############################## # # Local policy # auth_role($1_r, $1_t) auth_search_pam_console_data($1_t) dev_read_sound($1_t) dev_write_sound($1_t) # gnome keyring wants to read this. dev_dontaudit_read_rand($1_t) logging_send_syslog_msg($1_t) logging_dontaudit_send_audit_msgs($1_t) # Need to to this just so screensaver will work. Should be moved to screensaver domain logging_send_audit_msgs($1_t) selinux_get_enforce_mode($1_t) xserver_restricted_role($1_r, $1_t) optional_policy(` alsa_read_config($1_t) ') optional_policy(` dbus_role_template($1, $1_r, $1_t) dbus_system_bus_client($1_t) optional_policy(` consolekit_dbus_chat($1_t) ') optional_policy(` cups_dbus_chat($1_t) ') optional_policy(` gnome_role_template($1, $1_r, $1_t) wm_role_template($1, $1_r, $1_t) ') optional_policy(` pulseaudio_role($1_r, $1_t) ') ') optional_policy(` java_role($1_r, $1_t) ') optional_policy(` setroubleshoot_dontaudit_stream_connect($1_t) ') ') ####################################### ## ## The template for creating a unprivileged user roughly ## equivalent to a regular linux user. ## ## ##

## The template for creating a unprivileged user roughly ## equivalent to a regular linux user. ##

##

## This template creates a user domain, types, and ## rules for the user's tty, pty, home directories, ## tmp, and tmpfs files. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## # template(`userdom_unpriv_user_template', ` ############################## # # Declarations # # Inherit rules for ordinary users. userdom_restricted_user_template($1) userdom_common_user_template($1) ############################## # # Local policy # # port access is audited even if dac would not have allowed it, so dontaudit it here corenet_dontaudit_tcp_bind_all_reserved_ports($1_t) # Need the following rule to allow users to run vpnc corenet_tcp_bind_xserver_port($1_t) files_exec_usr_files($1_t) tunable_policy(`user_dmesg',` kernel_read_ring_buffer($1_t) ',` kernel_dontaudit_read_ring_buffer($1_t) ') tunable_policy(`user_exec_noexattrfile',` fs_exec_noxattr($1_t) ') # Allow users to run TCP servers (bind to ports and accept connection from # the same domain and outside users) disabling this forces FTP passive mode # and may change other protocols tunable_policy(`user_tcp_server',` corenet_tcp_bind_generic_node($1_t) corenet_tcp_bind_generic_port($1_t) ') # Allow users to run UDP servers (bind to ports and accept connection from # the same domain and outside users) tunable_policy(`user_udp_server',` corenet_udp_bind_generic_node($1_t) corenet_udp_bind_generic_port($1_t) ') optional_policy(` netutils_run_ping_cond($1_t, $1_r) netutils_run_traceroute_cond($1_t, $1_r) ') # Run pppd in pppd_t by default for user optional_policy(` ppp_run_cond($1_t, $1_r) ') optional_policy(` setroubleshoot_stream_connect($1_t) ') ') ####################################### ## ## The template for creating an administrative user. ## ## ##

## This template creates a user domain, types, and ## rules for the user's tty, pty, home directories, ## tmp, and tmpfs files. ##

##

## The privileges given to administrative users are: ##

    ##
  • Raw disk access
  • ##
  • Set all sysctls
  • ##
  • All kernel ring buffer controls
  • ##
  • Create, read, write, and delete all files but shadow
  • ##
  • Manage source and binary format SELinux policy
  • ##
  • Run insmod
  • ##
##

##
## ## ## The prefix of the user domain (e.g., sysadm ## is the prefix for sysadm_t). ## ## # template(`userdom_admin_user_template',` gen_require(` attribute admindomain; class passwd { passwd chfn chsh rootok }; ') ############################## # # Declarations # # Inherit rules for ordinary users. userdom_login_user_template($1) userdom_common_user_template($1) domain_obj_id_change_exemption($1_t) role system_r types $1_t; typeattribute $1_t admindomain; ifdef(`direct_sysadm_daemon',` domain_system_change_exemption($1_t) ') ############################## # # $1_t local policy # allow $1_t self:capability ~{ sys_module audit_control audit_write }; allow $1_t self:process { setexec setfscreate }; allow $1_t self:netlink_audit_socket nlmsg_readpriv; allow $1_t self:tun_socket create; # Set password information for other users. allow $1_t self:passwd { passwd chfn chsh }; # Skip authentication when pam_rootok is specified. allow $1_t self:passwd rootok; kernel_read_software_raid_state($1_t) kernel_getattr_core_if($1_t) kernel_getattr_message_if($1_t) kernel_change_ring_buffer_level($1_t) kernel_clear_ring_buffer($1_t) kernel_read_ring_buffer($1_t) kernel_get_sysvipc_info($1_t) kernel_rw_all_sysctls($1_t) # signal unlabeled processes: kernel_kill_unlabeled($1_t) kernel_signal_unlabeled($1_t) kernel_sigstop_unlabeled($1_t) kernel_signull_unlabeled($1_t) kernel_sigchld_unlabeled($1_t) corenet_tcp_bind_generic_port($1_t) # allow setting up tunnels corenet_rw_tun_tap_dev($1_t) dev_getattr_generic_blk_files($1_t) dev_getattr_generic_chr_files($1_t) # for lsof dev_getattr_mtrr_dev($1_t) # Allow MAKEDEV to work dev_create_all_blk_files($1_t) dev_create_all_chr_files($1_t) dev_delete_all_blk_files($1_t) dev_delete_all_chr_files($1_t) dev_rename_all_blk_files($1_t) dev_rename_all_chr_files($1_t) dev_create_generic_symlinks($1_t) domain_setpriority_all_domains($1_t) domain_read_all_domains_state($1_t) domain_getattr_all_domains($1_t) domain_dontaudit_ptrace_all_domains($1_t) # signal all domains: domain_kill_all_domains($1_t) domain_signal_all_domains($1_t) domain_signull_all_domains($1_t) domain_sigstop_all_domains($1_t) domain_sigstop_all_domains($1_t) domain_sigchld_all_domains($1_t) # for lsof domain_getattr_all_sockets($1_t) files_exec_usr_src_files($1_t) fs_getattr_all_fs($1_t) fs_set_all_quotas($1_t) fs_exec_noxattr($1_t) storage_raw_read_removable_device($1_t) storage_raw_write_removable_device($1_t) term_use_all_terms($1_t) auth_getattr_shadow($1_t) # Manage almost all files files_manage_non_auth_files($1_t) # Relabel almost all files files_relabel_non_auth_files($1_t) init_telinit($1_t) logging_send_syslog_msg($1_t) modutils_domtrans_insmod($1_t) # The following rule is temporary until such time that a complete # policy management infrastructure is in place so that an administrator # cannot directly manipulate policy files with arbitrary programs. seutil_manage_src_policy($1_t) # Violates the goal of limiting write access to checkpolicy. # But presently necessary for installing the file_contexts file. seutil_manage_bin_policy($1_t) userdom_manage_user_home_content_dirs($1_t) userdom_manage_user_home_content_files($1_t) userdom_manage_user_home_content_symlinks($1_t) userdom_manage_user_home_content_pipes($1_t) userdom_manage_user_home_content_sockets($1_t) userdom_user_home_dir_filetrans_user_home_content($1_t, { dir file lnk_file fifo_file sock_file }) optional_policy(` postgresql_unconfined($1_t) ') optional_policy(` userhelper_exec($1_t) ') ') ######################################## ## ## Allow user to run as a secadm ## ## ##

## Create objects in a user home directory ## with an automatic type transition to ## a specified private type. ##

##

## This is a templated interface, and should only ## be called from a per-userdomain template. ##

##
## ## ## Domain allowed access. ## ## ## ## ## The role of the object to create. ## ## # template(`userdom_security_admin_template',` allow $1 self:capability { dac_read_search dac_override }; corecmd_exec_shell($1) domain_obj_id_change_exemption($1) dev_relabel_all_dev_nodes($1) files_create_boot_flag($1) # Necessary for managing /boot/efi fs_manage_dos_files($1) mls_process_read_all_levels($1) mls_file_read_all_levels($1) mls_file_upgrade($1) mls_file_downgrade($1) selinux_set_enforce_mode($1) selinux_set_all_booleans($1) selinux_set_parameters($1) files_relabel_non_auth_files($1) auth_relabel_shadow($1) init_exec($1) logging_send_syslog_msg($1) logging_read_audit_log($1) logging_read_generic_logs($1) logging_read_audit_config($1) seutil_manage_bin_policy($1) seutil_run_checkpolicy($1, $2) seutil_run_loadpolicy($1, $2) seutil_run_semanage($1, $2) seutil_run_setfiles($1, $2) optional_policy(` aide_run($1, $2) ') optional_policy(` consoletype_exec($1) ') optional_policy(` dmesg_exec($1) ') optional_policy(` ipsec_run_setkey($1, $2) ') optional_policy(` netlabel_run_mgmt($1, $2) ') optional_policy(` samhain_run($1, $2) ') ') ######################################## ## ## Make the specified type usable as ## a user application domain type. ## ## ## ## Type to be used as a user application domain. ## ## # interface(`userdom_user_application_type',` application_type($1) ubac_constrained($1) ') ######################################## ## ## Make the specified type usable as ## a user application domain. ## ## ## ## Type to be used as a user application domain. ## ## ## ## ## Type to be used as the domain entry point. ## ## # interface(`userdom_user_application_domain',` application_domain($1, $2) ubac_constrained($1) ') ######################################## ## ## Make the specified type usable in a ## user home directory. ## ## ## ## Type to be used as a file in the ## user home directory. ## ## # interface(`userdom_user_home_content',` gen_require(` attribute user_home_content_type; type user_home_t; ') typeattribute $1 user_home_content_type; allow $1 user_home_t:filesystem associate; files_type($1) files_poly_member($1) ubac_constrained($1) ') ######################################## ## ## Make the specified type usable as a ## user temporary file. ## ## ## ## Type to be used as a file in the ## temporary directories. ## ## # interface(`userdom_user_tmp_file',` files_tmp_file($1) ubac_constrained($1) ') ######################################## ## ## Make the specified type usable as a ## user tmpfs file. ## ## ## ## Type to be used as a file in ## tmpfs directories. ## ## # interface(`userdom_user_tmpfs_file',` files_tmpfs_file($1) ubac_constrained($1) ') ######################################## ## ## Allow domain to attach to TUN devices created by administrative users. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_attach_admin_tun_iface',` gen_require(` attribute admindomain; ') allow $1 admindomain:tun_socket relabelfrom; allow $1 self:tun_socket relabelto; ') ######################################## ## ## Set the attributes of a user pty. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_setattr_user_ptys',` gen_require(` type user_devpts_t; ') allow $1 user_devpts_t:chr_file setattr_chr_file_perms; ') ######################################## ## ## Create a user pty. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_create_user_pty',` gen_require(` type user_devpts_t; ') term_create_pty($1, user_devpts_t) ') ######################################## ## ## Get the attributes of user home directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_getattr_user_home_dirs',` gen_require(` type user_home_dir_t; ') allow $1 user_home_dir_t:dir getattr_dir_perms; files_search_home($1) ') ######################################## ## ## Do not audit attempts to get the attributes of user home directories. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_getattr_user_home_dirs',` gen_require(` type user_home_dir_t; ') dontaudit $1 user_home_dir_t:dir getattr_dir_perms; ') ######################################## ## ## Search user home directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_search_user_home_dirs',` gen_require(` type user_home_dir_t; ') allow $1 user_home_dir_t:dir search_dir_perms; files_search_home($1) ') ######################################## ## ## Do not audit attempts to search user home directories. ## ## ##

## Do not audit attempts to search user home directories. ## This will suppress SELinux denial messages when the specified ## domain is denied the permission to search these directories. ##

##
## ## ## Domain to not audit. ## ## ## # interface(`userdom_dontaudit_search_user_home_dirs',` gen_require(` type user_home_dir_t; ') dontaudit $1 user_home_dir_t:dir search_dir_perms; ') ######################################## ## ## List user home directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_list_user_home_dirs',` gen_require(` type user_home_dir_t; ') allow $1 user_home_dir_t:dir list_dir_perms; files_search_home($1) ') ######################################## ## ## Do not audit attempts to list user home subdirectories. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_list_user_home_dirs',` gen_require(` type user_home_dir_t; ') dontaudit $1 user_home_dir_t:dir list_dir_perms; ') ######################################## ## ## Create user home directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_create_user_home_dirs',` gen_require(` type user_home_dir_t; ') allow $1 user_home_dir_t:dir create_dir_perms; ') ######################################## ## ## Manage user home directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_home_dirs',` gen_require(` type user_home_dir_t; ') allow $1 user_home_dir_t:dir manage_dir_perms; ') ######################################## ## ## Relabel to user home directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_relabelto_user_home_dirs',` gen_require(` type user_home_dir_t; ') allow $1 user_home_dir_t:dir relabelto; ') ######################################## ## ## Create directories in the home dir root with ## the user home directory type. ## ## ## ## Domain allowed access. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_home_filetrans_user_home_dir',` gen_require(` type user_home_dir_t; ') files_home_filetrans($1, user_home_dir_t, dir, $2) ') ######################################## ## ## Do a domain transition to the specified ## domain when executing a program in the ## user home directory. ## ## ##

## Do a domain transition to the specified ## domain when executing a program in the ## user home directory. ##

##

## No interprocess communication (signals, pipes, ## etc.) is provided by this interface since ## the domains are not owned by this module. ##

##
## ## ## Domain allowed to transition. ## ## ## ## ## Domain to transition to. ## ## # interface(`userdom_user_home_domtrans',` gen_require(` type user_home_dir_t, user_home_t; ') domain_auto_transition_pattern($1, user_home_t, $2) allow $1 user_home_dir_t:dir search_dir_perms; files_search_home($1) ') ######################################## ## ## Do not audit attempts to search user home content directories. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_search_user_home_content',` gen_require(` type user_home_t; ') dontaudit $1 user_home_t:dir search_dir_perms; ') ######################################## ## ## List all users home content directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_list_all_user_home_content',` gen_require(` attribute user_home_content_type; ') userdom_search_user_home_dirs($1) allow $1 user_home_content_type:dir list_dir_perms; ') ######################################## ## ## List contents of users home directory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_list_user_home_content',` gen_require(` type user_home_t; ') allow $1 user_home_t:dir list_dir_perms; ') ######################################## ## ## Create, read, write, and delete directories ## in a user home subdirectory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_home_content_dirs',` gen_require(` type user_home_dir_t, user_home_t; ') manage_dirs_pattern($1, { user_home_dir_t user_home_t }, user_home_t) files_search_home($1) ') ######################################## ## ## Delete all user home content directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_delete_all_user_home_content_dirs',` gen_require(` attribute user_home_content_type; type user_home_dir_t; ') userdom_search_user_home_dirs($1) delete_files_pattern($1, { user_home_dir_t user_home_content_type }, user_home_content_type) ') ######################################## ## ## Delete directories in a user home subdirectory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_delete_user_home_content_dirs',` gen_require(` type user_home_t; ') allow $1 user_home_t:dir delete_dir_perms; ') ######################################## ## ## Set attributes of all user home content directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_setattr_all_user_home_content_dirs',` gen_require(` attribute user_home_content_type; ') userdom_search_user_home_dirs($1) allow $1 user_home_content_type:dir setattr_dir_perms; ') ######################################## ## ## Do not audit attempts to set the ## attributes of user home files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_setattr_user_home_content_files',` gen_require(` type user_home_t; ') dontaudit $1 user_home_t:file setattr_file_perms; ') ######################################## ## ## Mmap user home files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_mmap_user_home_content_files',` gen_require(` type user_home_dir_t, user_home_t; ') mmap_files_pattern($1, { user_home_dir_t user_home_t }, user_home_t) files_search_home($1) ') ######################################## ## ## Read user home files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_read_user_home_content_files',` gen_require(` type user_home_dir_t, user_home_t; ') read_files_pattern($1, { user_home_dir_t user_home_t }, user_home_t) files_search_home($1) ') ######################################## ## ## Do not audit attempts to read user home files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_read_user_home_content_files',` gen_require(` type user_home_t; ') dontaudit $1 user_home_t:dir list_dir_perms; dontaudit $1 user_home_t:file read_file_perms; ') ######################################## ## ## Do not audit attempts to append user home files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_append_user_home_content_files',` gen_require(` type user_home_t; ') dontaudit $1 user_home_t:file append_file_perms; ') ######################################## ## ## Do not audit attempts to write user home files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_write_user_home_content_files',` gen_require(` type user_home_t; ') dontaudit $1 user_home_t:file write_file_perms; ') ######################################## ## ## Delete all user home content files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_delete_all_user_home_content_files',` gen_require(` attribute user_home_content_type; type user_home_dir_t; ') userdom_search_user_home_content($1) delete_files_pattern($1, { user_home_dir_t user_home_content_type }, user_home_content_type) ') ######################################## ## ## Delete files in a user home subdirectory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_delete_user_home_content_files',` gen_require(` type user_home_t; ') allow $1 user_home_t:file delete_file_perms; ') ######################################## ## ## Do not audit attempts to relabel user home files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_relabel_user_home_content_files',` gen_require(` type user_home_t; ') dontaudit $1 user_home_t:file relabel_file_perms; ') ######################################## ## ## Read user home subdirectory symbolic links. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_read_user_home_content_symlinks',` gen_require(` type user_home_dir_t, user_home_t; ') read_lnk_files_pattern($1, { user_home_dir_t user_home_t }, user_home_t) files_search_home($1) ') ######################################## ## ## Execute user home files. ## ## ## ## Domain allowed access. ## ## ## # interface(`userdom_exec_user_home_content_files',` gen_require(` type user_home_dir_t, user_home_t; ') files_search_home($1) exec_files_pattern($1, { user_home_dir_t user_home_t }, user_home_t) tunable_policy(`use_nfs_home_dirs',` fs_exec_nfs_files($1) ') tunable_policy(`use_samba_home_dirs',` fs_exec_cifs_files($1) ') ') ######################################## ## ## Do not audit attempts to execute user home files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_exec_user_home_content_files',` gen_require(` type user_home_t; ') dontaudit $1 user_home_t:file exec_file_perms; ') ######################################## ## ## Create, read, write, and delete files ## in a user home subdirectory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_home_content_files',` gen_require(` type user_home_dir_t, user_home_t; ') manage_files_pattern($1, user_home_t, user_home_t) allow $1 user_home_dir_t:dir search_dir_perms; files_search_home($1) ') ######################################## ## ## Do not audit attempts to create, read, write, and delete directories ## in a user home subdirectory. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_manage_user_home_content_dirs',` gen_require(` type user_home_dir_t, user_home_t; ') dontaudit $1 user_home_t:dir manage_dir_perms; ') ######################################## ## ## Create, read, write, and delete symbolic links ## in a user home subdirectory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_home_content_symlinks',` gen_require(` type user_home_dir_t, user_home_t; ') manage_lnk_files_pattern($1, user_home_t, user_home_t) allow $1 user_home_dir_t:dir search_dir_perms; files_search_home($1) ') ######################################## ## ## Delete all user home content symbolic links. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_delete_all_user_home_content_symlinks',` gen_require(` attribute user_home_content_type; type user_home_dir_t; ') userdom_search_user_home_dirs($1) delete_lnk_files_pattern($1, { user_home_dir_t user_home_content_type }, user_home_content_type) ') ######################################## ## ## Delete symbolic links in a user home directory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_delete_user_home_content_symlinks',` gen_require(` type user_home_t; ') allow $1 user_home_t:lnk_file delete_lnk_file_perms; ') ######################################## ## ## Create, read, write, and delete named pipes ## in a user home subdirectory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_home_content_pipes',` gen_require(` type user_home_dir_t, user_home_t; ') manage_fifo_files_pattern($1, user_home_t, user_home_t) allow $1 user_home_dir_t:dir search_dir_perms; files_search_home($1) ') ######################################## ## ## Create, read, write, and delete named sockets ## in a user home subdirectory. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_home_content_sockets',` gen_require(` type user_home_dir_t, user_home_t; ') allow $1 user_home_dir_t:dir search_dir_perms; manage_sock_files_pattern($1, user_home_t, user_home_t) files_search_home($1) ') ######################################## ## ## Create objects in a user home directory ## with an automatic type transition to ## a specified private type. ## ## ## ## Domain allowed access. ## ## ## ## ## The type of the object to create. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_user_home_dir_filetrans',` gen_require(` type user_home_dir_t; ') filetrans_pattern($1, user_home_dir_t, $2, $3, $4) files_search_home($1) ') ######################################## ## ## Create objects in a directory located ## in a user home directory with an ## automatic type transition to ## a specified private type. ## ## ## ## Domain allowed access. ## ## ## ## ## The type of the object to create. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_user_home_content_filetrans',` gen_require(` type user_home_dir_t, user_home_t; ') filetrans_pattern($1, user_home_t, $2, $3, $4) allow $1 user_home_dir_t:dir search_dir_perms; files_search_home($1) ') ######################################## ## ## Create objects in a user home directory ## with an automatic type transition to ## the user home file type. ## ## ## ## Domain allowed access. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_user_home_dir_filetrans_user_home_content',` gen_require(` type user_home_dir_t, user_home_t; ') filetrans_pattern($1, user_home_dir_t, user_home_t, $2, $3) files_search_home($1) ') ######################################## ## ## Read user SSL certificates. ## ## ## ## Domain allowed access. ## ## ## # interface(`userdom_read_user_certs',` gen_require(` type user_cert_t; ') allow $1 user_cert_t:dir list_dir_perms; read_files_pattern($1, user_cert_t, user_cert_t) read_lnk_files_pattern($1, user_cert_t, user_cert_t) files_search_home($1) ') ######################################## ## ## Do not audit attempts to manage ## the user SSL certificates. ## ## ## ## Domain allowed access. ## ## ## # interface(`userdom_dontaudit_manage_user_certs',` gen_require(` type user_cert_t; ') dontaudit $1 user_cert_t:dir manage_dir_perms; dontaudit $1 user_cert_t:file manage_file_perms; dontaudit $1 user_cert_t:lnk_file manage_file_perms; ') ######################################## ## ## Manage user SSL certificates. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_certs',` gen_require(` type user_cert_t; ') manage_dirs_pattern($1, user_cert_t, user_cert_t) manage_files_pattern($1, user_cert_t, user_cert_t) manage_lnk_files_pattern($1, user_cert_t, user_cert_t) files_search_home($1) ') ######################################## ## ## Write to user temporary named sockets. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_write_user_tmp_sockets',` gen_require(` type user_tmp_t; ') allow $1 user_tmp_t:sock_file write_sock_file_perms; files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## List user temporary directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_list_user_tmp',` gen_require(` type user_tmp_t; ') allow $1 user_tmp_t:dir list_dir_perms; allow $1 user_runtime_t:dir list_dir_perms; files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Do not audit attempts to list user ## temporary directories. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_list_user_tmp',` gen_require(` type user_tmp_t; ') dontaudit $1 user_tmp_t:dir list_dir_perms; ') ######################################## ## ## Do not audit attempts to manage users ## temporary directories. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_manage_user_tmp_dirs',` gen_require(` type user_tmp_t; ') dontaudit $1 user_tmp_t:dir manage_dir_perms; ') ######################################## ## ## Read user temporary files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_read_user_tmp_files',` gen_require(` type user_tmp_t; ') read_files_pattern($1, user_tmp_t, user_tmp_t) allow $1 user_tmp_t:dir list_dir_perms; files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Do not audit attempts to read users ## temporary files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_read_user_tmp_files',` gen_require(` type user_tmp_t; ') dontaudit $1 user_tmp_t:file read_file_perms; ') ######################################## ## ## Do not audit attempts to append users ## temporary files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_append_user_tmp_files',` gen_require(` type user_tmp_t; ') dontaudit $1 user_tmp_t:file append_file_perms; ') ######################################## ## ## Read and write user temporary files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_rw_user_tmp_files',` gen_require(` type user_tmp_t; ') allow $1 user_tmp_t:dir list_dir_perms; rw_files_pattern($1, user_tmp_t, user_tmp_t) files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Do not audit attempts to manage users ## temporary files. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_manage_user_tmp_files',` gen_require(` type user_tmp_t; ') dontaudit $1 user_tmp_t:file manage_file_perms; ') ######################################## ## ## Read user temporary symbolic links. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_read_user_tmp_symlinks',` gen_require(` type user_tmp_t; ') read_lnk_files_pattern($1, user_tmp_t, user_tmp_t) allow $1 user_tmp_t:dir list_dir_perms; files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Create, read, write, and delete user ## temporary directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_tmp_dirs',` gen_require(` type user_tmp_t; ') manage_dirs_pattern($1, user_tmp_t, user_tmp_t) files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Create, read, write, and delete user ## temporary files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_tmp_files',` gen_require(` type user_tmp_t; ') manage_files_pattern($1, user_tmp_t, user_tmp_t) files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Create, read, write, and delete user ## temporary symbolic links. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_tmp_symlinks',` gen_require(` type user_tmp_t; ') manage_lnk_files_pattern($1, user_tmp_t, user_tmp_t) files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Create, read, write, and delete user ## temporary named pipes. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_tmp_pipes',` gen_require(` type user_tmp_t; ') manage_fifo_files_pattern($1, user_tmp_t, user_tmp_t) files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Create, read, write, and delete user ## temporary named sockets. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_tmp_sockets',` gen_require(` type user_tmp_t; ') manage_sock_files_pattern($1, user_tmp_t, user_tmp_t) files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Create objects in a user temporary directory ## with an automatic type transition to ## a specified private type. ## ## ## ## Domain allowed access. ## ## ## ## ## The type of the object to create. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_user_tmp_filetrans',` gen_require(` type user_tmp_t; ') filetrans_pattern($1, user_tmp_t, $2, $3, $4) files_search_tmp($1) userdom_search_user_runtime($1) ') ######################################## ## ## Create objects in the temporary directory ## with an automatic type transition to ## the user temporary type. ## ## ## ## Domain allowed access. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_tmp_filetrans_user_tmp',` gen_require(` type user_tmp_t; ') files_tmp_filetrans($1, user_tmp_t, $2, $3) ') ######################################## ## ## Read user tmpfs files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_read_user_tmpfs_files',` gen_require(` type user_tmpfs_t; ') read_files_pattern($1, user_tmpfs_t, user_tmpfs_t) allow $1 user_tmpfs_t:dir list_dir_perms; fs_search_tmpfs($1) ') ######################################## ## ## Search users runtime directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_search_user_runtime',` gen_require(` type user_runtime_t; ') allow $1 user_runtime_t:dir search_dir_perms; userdom_search_user_runtime_root($1) ') ######################################## ## ## Search user runtime root directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_search_user_runtime_root',` gen_require(` type user_runtime_root_t; ') allow $1 user_runtime_root_t:dir search_dir_perms; files_search_pids($1) ') ######################################## ## ## Create, read, write, and delete user ## runtime root dirs. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_runtime_root_dirs',` gen_require(` type user_runtime_root_t; ') allow $1 user_runtime_root_t:dir manage_dir_perms; files_search_pids($1) ') ######################################## ## ## Create, read, write, and delete user ## runtime dirs. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_runtime_dirs',` gen_require(` type user_runtime_t; ') allow $1 user_runtime_t:dir manage_dir_perms; userdom_search_user_runtime_root($1) ') ######################################## ## ## Mount a filesystem on user runtime dir ## directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_mounton_user_runtime_dirs',` gen_require(` type user_runtime_t; ') allow $1 user_runtime_t:dir mounton; ') ######################################## ## ## Relabel to user runtime directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_relabelto_user_runtime_dirs',` gen_require(` type user_runtime_t; ') allow $1 user_runtime_t:dir relabelto; ') ######################################## ## ## Create objects in the pid directory ## with an automatic type transition to ## the user runtime root type. ## ## ## ## Domain allowed access. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_pid_filetrans_user_runtime_root',` gen_require(` type user_runtime_root_t; ') files_pid_filetrans($1, user_runtime_root_t, $2, $3) ') ######################################## ## ## Create objects in a user runtime ## directory with an automatic type ## transition to a specified private ## type. ## ## ## ## Domain allowed access. ## ## ## ## ## The type of the object to create. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_user_runtime_filetrans',` gen_require(` type user_runtime_root_t, user_runtime_t; ') filetrans_pattern($1, user_runtime_t, $2, $3, $4) userdom_search_user_runtime_root($1) ') ######################################## ## ## Create objects in the user runtime directory ## with an automatic type transition to ## the user temporary type. ## ## ## ## Domain allowed access. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_user_runtime_filetrans_user_tmp',` gen_require(` type user_tmp_t; ') userdom_user_runtime_filetrans($1, user_tmp_t, $2, $3) ') ######################################## ## ## Create objects in the user runtime root ## directory with an automatic type transition ## to the user runtime dir type. ## ## ## ## Domain allowed access. ## ## ## ## ## The class of the object to be created. ## ## ## ## ## The name of the object being created. ## ## # interface(`userdom_user_runtime_root_filetrans_user_runtime',` gen_require(` type user_runtime_root_t, user_runtime_t; ') filetrans_pattern($1, user_runtime_root_t, user_runtime_t, $2, $3) files_search_pids($1) ') ######################################## ## ## Read and write user tmpfs files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_rw_user_tmpfs_files',` gen_require(` type user_tmpfs_t; ') rw_files_pattern($1, user_tmpfs_t, user_tmpfs_t) read_lnk_files_pattern($1, user_tmpfs_t, user_tmpfs_t) allow $1 user_tmpfs_t:dir list_dir_perms; fs_search_tmpfs($1) ') ######################################## ## ## Delete user tmpfs files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_delete_user_tmpfs_files',` gen_require(` type user_tmpfs_t; ') delete_files_pattern($1, user_tmpfs_t, user_tmpfs_t) fs_search_tmpfs($1) ') ######################################## ## ## Create, read, write, and delete user tmpfs files. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_user_tmpfs_files',` gen_require(` type user_tmpfs_t; ') manage_files_pattern($1, user_tmpfs_t, user_tmpfs_t) allow $1 user_tmpfs_t:dir list_dir_perms; fs_search_tmpfs($1) ') ######################################## ## ## Get the attributes of a user domain tty. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_getattr_user_ttys',` gen_require(` type user_tty_device_t; ') allow $1 user_tty_device_t:chr_file getattr_chr_file_perms; ') ######################################## ## ## Do not audit attempts to get the attributes of a user domain tty. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_getattr_user_ttys',` gen_require(` type user_tty_device_t; ') dontaudit $1 user_tty_device_t:chr_file getattr_chr_file_perms; ') ######################################## ## ## Set the attributes of a user domain tty. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_setattr_user_ttys',` gen_require(` type user_tty_device_t; ') allow $1 user_tty_device_t:chr_file setattr_chr_file_perms; ') ######################################## ## ## Do not audit attempts to set the attributes of a user domain tty. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_setattr_user_ttys',` gen_require(` type user_tty_device_t; ') dontaudit $1 user_tty_device_t:chr_file setattr_chr_file_perms; ') ######################################## ## ## Read and write a user domain tty. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_use_user_ttys',` gen_require(` type user_tty_device_t; ') allow $1 user_tty_device_t:chr_file rw_term_perms; ') ######################################## ## ## Read and write a user domain pty. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_use_user_ptys',` gen_require(` type user_devpts_t; ') allow $1 user_devpts_t:chr_file rw_term_perms; ') ######################################## ## ## Read and write a user TTYs and PTYs. ## ## ##

## Allow the specified domain to read and write user ## TTYs and PTYs. This will allow the domain to ## interact with the user via the terminal. Typically ## all interactive applications will require this ## access. ##

##

## However, this also allows the applications to spy ## on user sessions or inject information into the ## user session. Thus, this access should likely ## not be allowed for non-interactive domains. ##

##
## ## ## Domain allowed access. ## ## ## # interface(`userdom_use_user_terminals',` gen_require(` type user_tty_device_t, user_devpts_t; ') allow $1 user_tty_device_t:chr_file rw_term_perms; allow $1 user_devpts_t:chr_file rw_term_perms; term_list_ptys($1) ') ######################################## ## ## Do not audit attempts to read and write ## a user domain tty and pty. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_use_user_terminals',` gen_require(` type user_tty_device_t, user_devpts_t; ') dontaudit $1 user_tty_device_t:chr_file rw_term_perms; dontaudit $1 user_devpts_t:chr_file rw_term_perms; ') ######################################## ## ## Execute a shell in all user domains. This ## is an explicit transition, requiring the ## caller to use setexeccon(). ## ## ## ## Domain allowed to transition. ## ## # interface(`userdom_spec_domtrans_all_users',` gen_require(` attribute userdomain; ') corecmd_shell_spec_domtrans($1, userdomain) allow userdomain $1:fd use; allow userdomain $1:fifo_file rw_file_perms; allow userdomain $1:process sigchld; ') ######################################## ## ## Execute an Xserver session in all user domains. This ## is an explicit transition, requiring the ## caller to use setexeccon(). ## ## ## ## Domain allowed to transition. ## ## # interface(`userdom_xsession_spec_domtrans_all_users',` gen_require(` attribute userdomain; ') xserver_xsession_spec_domtrans($1, userdomain) allow userdomain $1:fd use; allow userdomain $1:fifo_file rw_file_perms; allow userdomain $1:process sigchld; ') ######################################## ## ## Execute a shell in all unprivileged user domains. This ## is an explicit transition, requiring the ## caller to use setexeccon(). ## ## ## ## Domain allowed to transition. ## ## # interface(`userdom_spec_domtrans_unpriv_users',` gen_require(` attribute unpriv_userdomain; ') corecmd_shell_spec_domtrans($1, unpriv_userdomain) allow unpriv_userdomain $1:fd use; allow unpriv_userdomain $1:fifo_file rw_file_perms; allow unpriv_userdomain $1:process sigchld; ') ######################################## ## ## Execute an Xserver session in all unprivileged user domains. This ## is an explicit transition, requiring the ## caller to use setexeccon(). ## ## ## ## Domain allowed to transition. ## ## # interface(`userdom_xsession_spec_domtrans_unpriv_users',` gen_require(` attribute unpriv_userdomain; ') xserver_xsession_spec_domtrans($1, unpriv_userdomain) allow unpriv_userdomain $1:fd use; allow unpriv_userdomain $1:fifo_file rw_file_perms; allow unpriv_userdomain $1:process sigchld; ') ####################################### ## ## Read and write unpriviledged user SysV sempaphores. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_rw_unpriv_user_semaphores',` gen_require(` attribute unpriv_userdomain; ') allow $1 unpriv_userdomain:sem rw_sem_perms; ') ######################################## ## ## Manage unpriviledged user SysV sempaphores. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_unpriv_user_semaphores',` gen_require(` attribute unpriv_userdomain; ') allow $1 unpriv_userdomain:sem create_sem_perms; ') ####################################### ## ## Read and write unpriviledged user SysV shared ## memory segments. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_rw_unpriv_user_shared_mem',` gen_require(` attribute unpriv_userdomain; ') allow $1 unpriv_userdomain:shm rw_shm_perms; ') ######################################## ## ## Manage unpriviledged user SysV shared ## memory segments. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_manage_unpriv_user_shared_mem',` gen_require(` attribute unpriv_userdomain; ') allow $1 unpriv_userdomain:shm create_shm_perms; ') ######################################## ## ## Execute bin_t in the unprivileged user domains. This ## is an explicit transition, requiring the ## caller to use setexeccon(). ## ## ## ## Domain allowed to transition. ## ## # interface(`userdom_bin_spec_domtrans_unpriv_users',` gen_require(` attribute unpriv_userdomain; ') corecmd_bin_spec_domtrans($1, unpriv_userdomain) allow unpriv_userdomain $1:fd use; allow unpriv_userdomain $1:fifo_file rw_file_perms; allow unpriv_userdomain $1:process sigchld; ') ######################################## ## ## Execute all entrypoint files in unprivileged user ## domains. This is an explicit transition, requiring the ## caller to use setexeccon(). ## ## ## ## Domain allowed access. ## ## # interface(`userdom_entry_spec_domtrans_unpriv_users',` gen_require(` attribute unpriv_userdomain; ') domain_entry_file_spec_domtrans($1, unpriv_userdomain) allow unpriv_userdomain $1:fd use; allow unpriv_userdomain $1:fifo_file rw_file_perms; allow unpriv_userdomain $1:process sigchld; ') ######################################## ## ## Search users home directories. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_search_user_home_content',` gen_require(` type user_home_dir_t, user_home_t; ') files_list_home($1) allow $1 { user_home_dir_t user_home_t }:dir search_dir_perms; ') ######################################## ## ## Send signull to unprivileged user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_signull_unpriv_users',` gen_require(` attribute unpriv_userdomain; ') allow $1 unpriv_userdomain:process signull; ') ######################################## ## ## Send general signals to unprivileged user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_signal_unpriv_users',` gen_require(` attribute unpriv_userdomain; ') allow $1 unpriv_userdomain:process signal; ') ######################################## ## ## Inherit the file descriptors from unprivileged user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_use_unpriv_users_fds',` gen_require(` attribute unpriv_userdomain; ') allow $1 unpriv_userdomain:fd use; ') ######################################## ## ## Do not audit attempts to inherit the file descriptors ## from unprivileged user domains. ## ## ##

## Do not audit attempts to inherit the file descriptors ## from unprivileged user domains. This will suppress ## SELinux denial messages when the specified domain is denied ## the permission to inherit these file descriptors. ##

##
## ## ## Domain to not audit. ## ## ## # interface(`userdom_dontaudit_use_unpriv_user_fds',` gen_require(` attribute unpriv_userdomain; ') dontaudit $1 unpriv_userdomain:fd use; ') ######################################## ## ## Do not audit attempts to use user ptys. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_use_user_ptys',` gen_require(` type user_devpts_t; ') dontaudit $1 user_devpts_t:chr_file rw_file_perms; ') ######################################## ## ## Relabel files to unprivileged user pty types. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_relabelto_user_ptys',` gen_require(` type user_devpts_t; ') allow $1 user_devpts_t:chr_file relabelto; ') ######################################## ## ## Do not audit attempts to relabel files from ## user pty types. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_relabelfrom_user_ptys',` gen_require(` type user_devpts_t; ') dontaudit $1 user_devpts_t:chr_file relabelfrom; ') ######################################## ## ## Write all users files in /tmp ## ## ## ## Domain allowed access. ## ## # interface(`userdom_write_user_tmp_files',` gen_require(` type user_tmp_t; ') allow $1 user_tmp_t:file write_file_perms; ') ######################################## ## ## Do not audit attempts to use user ttys. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_use_user_ttys',` gen_require(` type user_tty_device_t; ') dontaudit $1 user_tty_device_t:chr_file rw_file_perms; ') ######################################## ## ## Read the process state of all user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_read_all_users_state',` gen_require(` attribute userdomain; ') read_files_pattern($1, userdomain, userdomain) kernel_search_proc($1) ') ######################################## ## ## Get the attributes of all user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_getattr_all_users',` gen_require(` attribute userdomain; ') allow $1 userdomain:process getattr; ') ######################################## ## ## Inherit the file descriptors from all user domains ## ## ## ## Domain allowed access. ## ## # interface(`userdom_use_all_users_fds',` gen_require(` attribute userdomain; ') allow $1 userdomain:fd use; ') ######################################## ## ## Do not audit attempts to inherit the file ## descriptors from any user domains. ## ## ## ## Domain to not audit. ## ## # interface(`userdom_dontaudit_use_all_users_fds',` gen_require(` attribute userdomain; ') dontaudit $1 userdomain:fd use; ') ######################################## ## ## Send general signals to all user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_signal_all_users',` gen_require(` attribute userdomain; ') allow $1 userdomain:process signal; ') ######################################## ## ## Send a SIGCHLD signal to all user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_sigchld_all_users',` gen_require(` attribute userdomain; ') allow $1 userdomain:process sigchld; ') ######################################## ## ## Create keys for all user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_create_all_users_keys',` gen_require(` attribute userdomain; ') allow $1 userdomain:key create; ') ######################################## ## ## Send a dbus message to all user domains. ## ## ## ## Domain allowed access. ## ## # interface(`userdom_dbus_send_all_users',` gen_require(` attribute userdomain; class dbus send_msg; ') allow $1 userdomain:dbus send_msg; ')