diff --git a/refpolicy/policy/modules/admin/consoletype.te b/refpolicy/policy/modules/admin/consoletype.te index 1000a529f..97b955296 100644 --- a/refpolicy/policy/modules/admin/consoletype.te +++ b/refpolicy/policy/modules/admin/consoletype.te @@ -37,7 +37,7 @@ kernel_ignore_read_system_state(consoletype_t) filesystem_get_all_filesystems_attributes(consoletype_t) -terminal_ignore_use_console(consoletype_t) +terminal_use_console(consoletype_t) terminal_use_general_physical_terminal(consoletype_t) init_use_file_descriptors(consoletype_t) @@ -69,7 +69,6 @@ allow consoletype_t sysadm_t:fd use; allow consoletype_t { sysadm_tty_device_t sysadm_devpts_t }:chr_file rw_file_perms; allow consoletype_t sysadm_t:fifo_file rw_file_perms; -allow consoletype_t initrc_t:fifo_file write; allow consoletype_t nfs_t:file write; allow consoletype_t crond_t:fifo_file { read getattr ioctl }; diff --git a/refpolicy/policy/modules/admin/dmesg.te b/refpolicy/policy/modules/admin/dmesg.te index 4878a042b..58cf01898 100644 --- a/refpolicy/policy/modules/admin/dmesg.te +++ b/refpolicy/policy/modules/admin/dmesg.te @@ -33,6 +33,8 @@ terminal_ignore_use_console(dmesg_t) domain_use_widely_inheritable_file_descriptors(dmesg_t) files_read_general_system_config_directory(dmesg_t) +# for when /usr is not mounted: +files_ignore_search_isid_type_dir(dmesg_t) init_use_file_descriptors(dmesg_t) init_script_use_pseudoterminal(dmesg_t) @@ -73,7 +75,4 @@ allow dmesg_t rhgb_t:fifo_file { read write }; ') allow dmesg_t autofs_t:dir { search getattr }; - -# for when /usr is not mounted -dontaudit dmesg_t file_t:dir search; ') dnl endif TODO diff --git a/refpolicy/policy/modules/kernel/devices.if b/refpolicy/policy/modules/kernel/devices.if index 227e8b29f..75f8cd4a3 100644 --- a/refpolicy/policy/modules/kernel/devices.if +++ b/refpolicy/policy/modules/kernel/devices.if @@ -1,4 +1,8 @@ # Copyright (C) 2005 Tresys Technology, LLC +## +## +## Policy for all devices except mass storage and terminal devices. +## ######################################## # @@ -1015,3 +1019,5 @@ type device_t, power_device_t; class dir r_dir_perms; class chr_file { getattr read write ioctl }; ') + +## diff --git a/refpolicy/policy/modules/kernel/kernel.if b/refpolicy/policy/modules/kernel/kernel.if index 4cbb3092a..2ce1ec2a9 100644 --- a/refpolicy/policy/modules/kernel/kernel.if +++ b/refpolicy/policy/modules/kernel/kernel.if @@ -14,7 +14,7 @@ dontaudit kernel_t $1:process { noatsecure siginh rlimitinh }; allow $1 kernel_t:fd use; allow kernel_t $1:fd use; allow kernel_t $1:fifo_file rw_file_perms; -allow kernel_t $1:process sigchld; +allow $1 kernel_t:process sigchld; ') define(`kernel_make_userland_entrypoint_depend',` @@ -406,7 +406,7 @@ class system ipc_info; define(`kernel_get_selinuxfs_mount_point',` requires_block_template(`$0'_depend) allow $1 proc_t:dir search; -allow $1 proc_t:lnk_file read; +allow $1 proc_t:{ file lnk_file } read; allow $1 self:dir search; allow $1 self:file { getattr read }; ') @@ -561,6 +561,20 @@ class dir { search getattr read }; class file { getattr read }; ') +######################################## +# +# kernel_ignore_search_sysctl_dir(domain) +# +define(`kernel_ignore_search_sysctl_dir',` +requires_block_template(`$0'_depend) +dontaudit $1 sysctl_t:dir search; +') + +define(`kernel_ignore_search_sysctl_dir_depend',` +type sysctl_t; +class dir search; +') + ######################################## # # kernel_read_device_sysctl(domain) @@ -630,6 +644,20 @@ class dir { search getattr read }; class file { getattr read write }; ') +######################################## +# +# kernel_ignore_search_network_sysctl_dir(domain) +# +define(`kernel_ignore_search_network_sysctl_dir',` +requires_block_template(`$0'_depend) +dontaudit $1 sysctl_net_t:dir search; +') + +define(`kernel_ignore_search_network_sysctl_dir_depend',` +type sysctl_net_t; +class dir search; +') + ######################################## # # kernel_read_network_sysctl(domain) diff --git a/refpolicy/policy/modules/kernel/terminal.if b/refpolicy/policy/modules/kernel/terminal.if index c5cc8e243..595bede99 100644 --- a/refpolicy/policy/modules/kernel/terminal.if +++ b/refpolicy/policy/modules/kernel/terminal.if @@ -97,15 +97,38 @@ class chr_file { getattr read write }; define(`terminal_use_all_terminals',` requires_block_template(`$0'_depend) devices_list_device_nodes($1) -allow $1 devpts_t:dir { getattr search read }; -allow $1 { console_device_t tty_device_t ttynode ptynode }:chr_file { getattr read write ioctl }; +allow $1 devpts_t:dir r_dir_perms; +allow $1 { console_device_t tty_device_t ttynode ptynode }:chr_file rw_file_perms; ') define(`terminal_use_all_terminals_depend',` attribute ttynode, ptynode; type console_device_t, devpts_t, tty_device_t; -class dir { getattr search read }; -class chr_file { getattr read write }; +class dir r_dir_perms; +class chr_file rw_file_perms; +') + +######################################## +## +## +## Write to the console. +## +## +## The type of the process performing this action. +## +## +## +# +define(`terminal_write_console',` + requires_block_template(`$0'_depend) + + devices_list_device_nodes($1) + allow $1 console_device_t:chr_file write; +') + +define(`terminal_use_console_depend',` + type console_device_t; + class chr_file write; ') ######################################## @@ -122,12 +145,12 @@ class chr_file { getattr read write }; define(`terminal_use_console',` requires_block_template(`$0'_depend) devices_list_device_nodes($1) -allow $1 console_device_t:chr_file { getattr read write ioctl }; +allow $1 console_device_t:chr_file rw_file_perms; ') define(`terminal_use_console_depend',` type console_device_t; -class chr_file { read write }; +class chr_file rw_file_perms; ') ######################################## diff --git a/refpolicy/policy/modules/services/cron.if b/refpolicy/policy/modules/services/cron.if index 8cf72568a..d4d49814f 100644 --- a/refpolicy/policy/modules/services/cron.if +++ b/refpolicy/policy/modules/services/cron.if @@ -234,3 +234,17 @@ kernel_compute_selinux_create_context($1_crontab_t) kernel_compute_selinux_relabel_context($1_crontab_t) kernel_compute_selinux_reachable_user_contexts($1_crontab_t) ') + +######################################## +# +# cron_modify_log(domain) +# +define(`cron_modify_log',` +requires_block_template(`$0'_depend) +allow $1 crond_log_t:file { getattr read write ioctl lock append }; +') + +define(`cron_modify_log_depend',` +type crond_log_t; +class file rw_file_perms; +') diff --git a/refpolicy/policy/modules/services/cron.te b/refpolicy/policy/modules/services/cron.te index 8b4c7e284..ede07b34c 100644 --- a/refpolicy/policy/modules/services/cron.te +++ b/refpolicy/policy/modules/services/cron.te @@ -1,6 +1,6 @@ # Copyright (C) 2005 Tresys Technology, LLC -policy_module(consoletype, 1.0) +policy_module(cron, 1.0) ######################################## # @@ -67,7 +67,7 @@ allow crond_t self:msg { send receive }; allow crond_t crond_log_t:file { create ioctl read getattr lock write setattr append link unlink rename }; -allow crond_t crond_var_run_t:file { getattr create read write append setattr unlink }; +allow crond_t crond_var_run_t:file create_file_perms; files_create_daemon_runtime_data(crond_t,crond_var_run_t) allow crond_t crond_tmp_t:dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir }; diff --git a/refpolicy/policy/modules/system/clock.te b/refpolicy/policy/modules/system/clock.te index e8badbed7..5003e5b4f 100644 --- a/refpolicy/policy/modules/system/clock.te +++ b/refpolicy/policy/modules/system/clock.te @@ -48,6 +48,8 @@ init_script_use_pseudoterminal(hwclock_t) domain_use_widely_inheritable_file_descriptors(hwclock_t) files_read_general_system_config_directory(hwclock_t) +# for when /usr is not mounted: +files_ignore_search_isid_type_dir(hwclock_t) libraries_use_dynamic_loader(hwclock_t) libraries_use_shared_libraries(hwclock_t) @@ -93,7 +95,4 @@ optional_policy(`apmd.te', ` domain_auto_trans(apmd_t, hwclock_exec_t, hwclock_t) ') -# for when /usr is not mounted -dontaudit hwclock_t file_t:dir search; - ') dnl end TODO diff --git a/refpolicy/policy/modules/system/files.if b/refpolicy/policy/modules/system/files.if index bdebc3073..f58455524 100644 --- a/refpolicy/policy/modules/system/files.if +++ b/refpolicy/policy/modules/system/files.if @@ -621,6 +621,34 @@ type etc_t; class dir { getattr search read write add_name remove_name }; ') +######################################## +# +# files_ignore_get_isid_type_dir_attrib(domain) +# +define(`files_ignore_get_isid_type_dir_attrib',` +requires_block_template(`$0'_depend) +dontaudit $1 file_t:dir search; +') + +define(`files_ignore_get_isid_type_dir_attrib_depend',` +type file_t; +class dir search; +') + +######################################## +# +# files_ignore_search_isid_type_dir(domain) +# +define(`files_ignore_search_isid_type_dir',` +requires_block_template(`$0'_depend) +dontaudit $1 file_t:dir search; +') + +define(`files_ignore_search_isid_type_dir_depend',` +type file_t; +class dir search; +') + ######################################## ## ## diff --git a/refpolicy/policy/modules/system/hostname.te b/refpolicy/policy/modules/system/hostname.te index e3236d790..588acdea0 100644 --- a/refpolicy/policy/modules/system/hostname.te +++ b/refpolicy/policy/modules/system/hostname.te @@ -43,6 +43,9 @@ init_script_use_pseudoterminal(hostname_t) domain_use_widely_inheritable_file_descriptors(hostname_t) +# for when /usr is not mounted: +files_ignore_search_isid_type_dir(hostname_t) + libraries_use_dynamic_loader(hostname_t) libraries_use_shared_libraries(hostname_t) @@ -100,8 +103,4 @@ allow hostname_t rhgb_t:fifo_file { read write }; allow hostname_t autofs_t:dir { search getattr }; ##end daemon_base_domain - -# for when /usr is not mounted -dontaudit hostname_t file_t:dir search; - ') dnl end TODO diff --git a/refpolicy/policy/modules/system/hotplug.te b/refpolicy/policy/modules/system/hotplug.te index 06a27f658..b56a6679e 100644 --- a/refpolicy/policy/modules/system/hotplug.te +++ b/refpolicy/policy/modules/system/hotplug.te @@ -78,6 +78,8 @@ domain_use_widely_inheritable_file_descriptors(hotplug_t) files_read_general_system_config(hotplug_t) files_manage_runtime_system_config(hotplug_t) files_execute_system_config_script(hotplug_t) +# for when filesystems are not mounted early in the boot: +files_ignore_search_isid_type_dir(hotplug_t) init_use_file_descriptors(hotplug_t) init_script_use_pseudoterminal(hotplug_t) @@ -173,8 +175,6 @@ dbusd_client(system, hotplug) allow hotplug_t kernel_t:process sigchld; -# for when filesystems are not mounted early in the boot -dontaudit hotplug_t file_t:dir { search getattr }; # for ps dontaudit hotplug_t domain:dir { getattr search }; diff --git a/refpolicy/policy/modules/system/init.if b/refpolicy/policy/modules/system/init.if index db255bbc1..a0e3d4230 100644 --- a/refpolicy/policy/modules/system/init.if +++ b/refpolicy/policy/modules/system/init.if @@ -5,27 +5,38 @@ # init_make_init_domain(domain,entrypointfile) # define(`init_make_init_domain',` -requires_block_template(`$0'_depend) -domain_make_domain($1) -domain_make_entrypoint_file($1,$2) -role system_r types $1; -allow init_t $1:process transition; -allow init_t $2:file { getattr read execute }; -dontaudit init_t $1:process { noatsecure siginh rlimitinh }; -type_transition init_t $2:process $1; -allow $1 init_t:fd use; -allow init_t $1:fd use; -allow $1 init_t:fifo_file rw_file_perms; -allow $1 init_t:process sigchld; + requires_block_template(`$0'_depend) + + domain_make_domain($1) + domain_make_entrypoint_file($1,$2) + + role system_r types $1; + + allow init_t $1:process transition; + allow init_t $2:file { getattr read execute }; + dontaudit init_t $1:process { noatsecure siginh rlimitinh }; + type_transition init_t $2:process $1; + + allow $1 init_t:fd use; + allow init_t $1:fd use; + allow $1 init_t:fifo_file rw_file_perms; + allow $1 init_t:process sigchld; + + # Red Hat systems seem to have a stray + # fd open from the initrd + optional_policy(`distro_redhat',` + kernel_ignore_use_file_descriptors($1) + files_ignore_read_rootfs_file($1) + ') ') define(`init_make_init_domain_depend',` -type init_t; -class file { getattr read execute }; -class fd use; -class fifo_file rw_file_perms; -class process { transition noatsecure siginh rlimitinh sigchld }; -role system_r; + type init_t; + class file { getattr read execute }; + class fd use; + class fifo_file rw_file_perms; + class process { transition noatsecure siginh rlimitinh sigchld }; + role system_r; ') ######################################## @@ -33,18 +44,29 @@ role system_r; # init_make_daemon_domain(domain,entrypointfile) # define(`init_make_daemon_domain',` -requires_block_template(`$0'_depend) -domain_make_domain($1) -domain_make_entrypoint_file($1,$2) -role system_r types $1; -allow initrc_t $1:process transition; -allow initrc_t $2:file { getattr read execute }; -dontaudit initrc_t $1:process { noatsecure siginh rlimitinh }; -type_transition initrc_t $2:process $1; -allow initrc_t $1:fd use; -allow $1 initrc_t:fd use; -allow $1 initrc_t:fifo_file rw_file_perms; -allow $1 initrc_t:process sigchld; + requires_block_template(`$0'_depend) + + domain_make_domain($1) + domain_make_entrypoint_file($1,$2) + + role system_r types $1; + + allow initrc_t $1:process transition; + allow initrc_t $2:file { getattr read execute }; + dontaudit initrc_t $1:process { noatsecure siginh rlimitinh }; + type_transition initrc_t $2:process $1; + + allow initrc_t $1:fd use; + allow $1 initrc_t:fd use; + allow $1 initrc_t:fifo_file rw_file_perms; + allow $1 initrc_t:process sigchld; + + # Red Hat systems seem to have a stray + # fd open from the initrd + optional_policy(`distro_redhat',` + kernel_ignore_use_file_descriptors($1) + files_ignore_read_rootfs_file($1) + ') ') define(`init_make_daemon_domain_depend',` diff --git a/refpolicy/policy/modules/system/init.te b/refpolicy/policy/modules/system/init.te index e382d7588..7670b6c95 100644 --- a/refpolicy/policy/modules/system/init.te +++ b/refpolicy/policy/modules/system/init.te @@ -61,6 +61,15 @@ files_make_temporary_file(initrc_tmp_t) # Init local policy # +# Use capabilities. old rule: +allow init_t self:capability ~sys_module; +# is ~sys_module really needed? observed: +# sys_boot +# sys_tty_config +# kill: now provided by domain_kill_all_domains() +# setuid (from /sbin/shutdown) +# sys_chroot (from /usr/bin/chroot): now provided by corecommands_chroot() + allow init_t self:fifo_file { read write ioctl }; # Re-exec itself @@ -74,6 +83,9 @@ allow init_t initctl_t:fifo_file { create getattr read append write setattr unli filesystem_tmpfs_associate(initctl_t) devices_create_dev_entry(init_t,initctl_t,fifo_file) +# Modify utmp. +allow init_t initrc_var_run_t:file { getattr read write setattr lock }; + # Run init scripts. this is ok since initrc # is also in this module allow init_t initrc_t:process transition; @@ -109,6 +121,8 @@ domain_sigchld_all_domains(init_t) files_read_general_system_config(init_t) files_modify_system_runtime_data(init_t) +files_ignore_search_isid_type_dir(init_t) +files_manage_runtime_system_config(init_t) # Run /etc/X11/prefdm: files_execute_system_config_script(init_t) # file descriptors inherited from the rootfs: @@ -117,8 +131,10 @@ files_ignore_modify_rootfs_device(init_t) libraries_use_dynamic_loader(init_t) libraries_use_shared_libraries(init_t) +libraries_modify_dynamic_loader_cache(init_t) logging_send_system_log_message(init_t) +logging_modify_system_logs(init_t) selinux_read_config(init_t) @@ -129,39 +145,15 @@ filesystem_use_tmpfs_character_devices(init_t) filesystem_create_private_tmpfs_data(init_t,initctl_t,fifo_file) ') +optional_policy(`authlogin.te',` +authlogin_modify_login_records(init_t) +') + # Run the shell in the sysadm_t domain for single-user mode. optional_policy(`userdomain.te',` userdomain_sysadm_shell_transition(init_t) ') -######################################## -# -# the following seem questionable -# - -libraries_modify_dynamic_loader_cache(init_t) -files_manage_runtime_system_config(init_t) -authlogin_modify_login_records(init_t) -logging_modify_system_logs(init_t) - -# Use capabilities. old rule: -allow init_t self:capability ~sys_module; -# is ~sys_module really needed? observed: -# sys_boot -# sys_tty_config -# kill: now provided by domain_kill_all_domains() -# setuid (from /sbin/shutdown) -# sys_chroot (from /usr/bin/chroot): now provided by corecommands_chroot() - -# Modify utmp. -allow init_t initrc_var_run_t:file { getattr read write setattr lock }; - -ifdef(`TODO',` - -# for mount points -allow init_t file_t:dir search; -') dnl end TODO - ######################################## # # Init script local policy diff --git a/refpolicy/policy/modules/system/locallogin.te b/refpolicy/policy/modules/system/locallogin.te index 2426a07d2..23ddcdc75 100644 --- a/refpolicy/policy/modules/system/locallogin.te +++ b/refpolicy/policy/modules/system/locallogin.te @@ -207,6 +207,8 @@ kernel_read_system_state(sulogin_t) init_script_get_process_group(sulogin_t) files_read_general_system_config(sulogin_t) +# because file systems are not mounted: +files_ignore_search_isid_type_dir(sulogin_t) libraries_use_dynamic_loader(sulogin_t) libraries_use_shared_libraries(sulogin_t) @@ -250,7 +252,4 @@ allow sulogin_t autofs_t:dir { search getattr }; ') allow sulogin_t { staff_home_dir_t sysadm_home_dir_t }:dir search; - -# because file systems are not mounted -dontaudit sulogin_t file_t:dir search; ') dnl endif TODO diff --git a/refpolicy/policy/modules/system/logging.te b/refpolicy/policy/modules/system/logging.te index a8335dec2..22ac4cb17 100644 --- a/refpolicy/policy/modules/system/logging.te +++ b/refpolicy/policy/modules/system/logging.te @@ -35,10 +35,10 @@ files_make_file(var_log_t) # klogd local policy # -allow klogd_t klogd_tmp_t:file { getattr create read write append setattr unlink }; +allow klogd_t klogd_tmp_t:file create_file_perms; files_create_private_tmp_data(klogd_t,klogd_tmp_t) -allow klogd_t klogd_var_run_t:file { getattr create read write append setattr unlink }; +allow klogd_t klogd_var_run_t:file create_file_perms; allow klogd_t self:capability sys_admin; dontaudit klogd_t self:capability sys_resource; @@ -60,6 +60,8 @@ files_read_runtime_system_config(klogd_t) # read /etc/nsswitch.conf files_read_general_system_config(klogd_t) +init_use_file_descriptors(klogd_t) + libraries_use_dynamic_loader(klogd_t) libraries_use_shared_libraries(klogd_t) @@ -77,12 +79,15 @@ allow syslogd_t self:capability { dac_override net_bind_service sys_resource sys dontaudit syslogd_t self:capability sys_tty_config; # create/append log files. -allow syslogd_t var_log_t:dir { read getattr search add_name write }; -allow syslogd_t var_log_t:file { create ioctl getattr setattr append link }; +allow syslogd_t var_log_t:dir rw_dir_perms; +allow syslogd_t var_log_t:file create_file_perms; # manage temporary files -allow syslogd_t syslogd_tmp_t:file { getattr create read write append setattr unlink }; -allow syslogd_t syslogd_var_run_t:file { getattr create read write append setattr unlink }; +allow syslogd_t syslogd_tmp_t:file create_file_perms; +files_create_private_tmp_data(syslogd_t,syslogd_tmp_t) + +allow syslogd_t syslogd_var_run_t:file create_file_perms; +files_create_daemon_runtime_data(syslogd_t,syslogd_var_run_t,file) # receive messages to be logged allow syslogd_t devlog_t:unix_stream_socket name_bind; @@ -94,6 +99,7 @@ allow syslogd_t self:fifo_file { getattr read write ioctl lock }; # Create and bind to /dev/log or /var/run/log. allow syslogd_t devlog_t:sock_file { create ioctl read getattr lock write setattr append link unlink rename }; +files_create_daemon_runtime_data(syslogd_t,devlog_t,sock_file) # manage pid file allow syslogd_t syslogd_var_run_t:file { getattr create read write append setattr unlink }; @@ -129,9 +135,6 @@ init_script_use_pseudoterminal(syslogd_t) domain_use_widely_inheritable_file_descriptors(syslogd_t) files_read_general_system_config(syslogd_t) -files_create_daemon_runtime_data(syslogd_t,syslogd_var_run_t,file) -files_create_daemon_runtime_data(syslogd_t,devlog_t,sock_file) -files_create_private_tmp_data(syslogd_t,syslogd_tmp_t) libraries_use_dynamic_loader(syslogd_t) libraries_use_shared_libraries(syslogd_t) @@ -145,7 +148,7 @@ userdomain_ignore_use_all_unprivileged_users_file_descriptors(syslogd_t) # # /initrd is not umounted before minilog starts # -#dontaudit syslogd_t file_t:dir search; +files_ignore_search_isid_type_dir(syslogd_t) #allow syslogd_t tmpfs_t:dir search; #dontaudit syslogd_t unlabeled_t:file read; #dontaudit syslogd_t { userpty_type devpts_t }:chr_file getattr; @@ -159,6 +162,12 @@ kernel_clear_ring_buffer(syslogd_t) kernel_change_ring_buffer_level(syslogd_t) ') +tunable_policy(`targeted_policy', ` +terminal_ignore_use_general_physical_terminal(syslogd_t) +terminal_ignore_use_general_pseudoterminal(syslogd_t) +files_ignore_read_rootfs_file(syslogd_t) +') + optional_policy(`selinux.te',` selinux_newrole_sigchld(syslogd_t) ') @@ -167,10 +176,8 @@ optional_policy(`udev.te', ` udev_read_database(syslogd_t) ') -tunable_policy(`targeted_policy', ` -terminal_ignore_use_general_physical_terminal(syslogd_t) -terminal_ignore_use_general_pseudoterminal(syslogd_t) -files_ignore_read_rootfs_file(syslogd_t) +optional_policy(`cron.te',` +cron_modify_log(syslogd_t) ') ifdef(`TODO',` @@ -198,8 +205,6 @@ can_ypbind(syslogd_t) allow syslogd_t xconsole_device_t:fifo_file { ioctl read write }; ifdef(`crond.te', ` -# Write to the cron log. -allow syslogd_t crond_log_t:file rw_file_perms; # for daemon re-start allow system_crond_t syslogd_t:lnk_file read; ') diff --git a/refpolicy/policy/modules/system/lvm.te b/refpolicy/policy/modules/system/lvm.te index 6ca7a36b6..7438aa9e9 100644 --- a/refpolicy/policy/modules/system/lvm.te +++ b/refpolicy/policy/modules/system/lvm.te @@ -117,6 +117,8 @@ domain_use_widely_inheritable_file_descriptors(lvm_t) files_search_system_state_data_directory(lvm_t) files_read_general_system_config(lvm_t) files_read_runtime_system_config(lvm_t) +# for when /usr is not mounted: +files_ignore_search_isid_type_dir(lvm_t) init_use_file_descriptors(lvm_t) init_ignore_get_control_channel_attributes(lvm_t) @@ -159,9 +161,6 @@ allow lvm_t device_t:lnk_file { relabelfrom relabelto }; dontaudit lvm_t var_run_t:dir getattr; -# for when /usr is not mounted -dontaudit lvm_t file_t:dir search; - optional_policy(`gnome-pty-helper.te', ` allow lvm_t sysadm_gph_t:fd use; ') diff --git a/refpolicy/policy/modules/system/modutils.te b/refpolicy/policy/modules/system/modutils.te index dab29e742..092c2f711 100644 --- a/refpolicy/policy/modules/system/modutils.te +++ b/refpolicy/policy/modules/system/modutils.te @@ -80,8 +80,10 @@ files_read_runtime_system_config(insmod_t) files_read_general_system_config(insmod_t) files_read_general_application_resources(insmod_t) files_execute_system_config_script(insmod_t) -# for nscd +# for nscd: files_ignore_search_runtime_data_directory(insmod_t) +# for when /var is not mounted early in the boot: +files_ignore_search_isid_type_dir(insmod_t) init_use_control_channel(insmod_t) init_use_file_descriptors(insmod_t) @@ -113,10 +115,6 @@ allow insmod_t xserver_log_t:file getattr; # why is this needed? insmod cannot mounton any dir # and it also transitions to mount allow insmod_t usbfs_t:filesystem mount; - -# for when /var is not mounted early in the boot -dontaudit insmod_t file_t:dir search; - ') dnl if TODO ######################################## diff --git a/refpolicy/policy/modules/system/sysnetwork.te b/refpolicy/policy/modules/system/sysnetwork.te index b1db4f265..afd7f4657 100644 --- a/refpolicy/policy/modules/system/sysnetwork.te +++ b/refpolicy/policy/modules/system/sysnetwork.te @@ -45,7 +45,12 @@ files_create_daemon_runtime_data(dhcpc_t,dhcpc_var_run_t) # transition to ifconfig allow dhcpc_t ifconfig_exec_t:file { getattr read execute }; allow dhcpc_t ifconfig_t:process transition; +type_transition dhcpc_t ifconfig_exec_t:process ifconfig_t; dontaudit dhcpc_t ifconfig_t:process { noatsecure siginh rlimitinh }; +allow dhcpc_t ifconfig_t:fd use; +allow ifconfig_t dhcpc_t:fd use; +allow ifconfig_t dhcpc_t:fifo_file rw_file_perms; +allow ifconfig_t dhcpc_t:process sigchld; # Allow read/write to /etc/resolv.conf and /etc/ntp.conf. Note that any files # in /etc created by dhcpcd will be labelled net_conf_t. @@ -253,6 +258,8 @@ files_read_general_system_config(ifconfig_t); kernel_use_file_descriptors(ifconfig_t) kernel_read_system_state(ifconfig_t) kernel_read_network_state(ifconfig_t) +kernel_ignore_search_sysctl_dir(ifconfig_t) +kernel_ignore_search_network_sysctl_dir(ifconfig_t) filesystem_get_persistent_filesystem_attributes(ifconfig_t) @@ -290,11 +297,6 @@ ifdef(`gnome-pty-helper.te', `allow ifconfig_t sysadm_gph_t:fd use;') allow ifconfig_t tun_tap_device_t:chr_file { read write }; -# ifconfig attempts to search some sysctl entries. -# Do not audit those attempts; comment out these rules if it is desired to -# see the denials. -dontaudit ifconfig_t { sysctl_t sysctl_net_t }:dir search; - optional_policy(`rhgb.te', ` allow ifconfig_t rhgb_t:process sigchld; allow ifconfig_t rhgb_t:fd use; diff --git a/refpolicy/policy/modules/system/udev.te b/refpolicy/policy/modules/system/udev.te index 3e332f1dd..6be0d62ae 100644 --- a/refpolicy/policy/modules/system/udev.te +++ b/refpolicy/policy/modules/system/udev.te @@ -92,6 +92,7 @@ domain_ignore_read_all_domains_process_dirs(udev_t) files_read_runtime_system_config(udev_t) files_read_general_system_config(udev_t) files_execute_system_config_script(udev_t) +files_ignore_search_isid_type_dir(udev_t) init_use_file_descriptors(udev_t) init_script_read_runtime_data(udev_t) @@ -150,7 +151,6 @@ allow udev_t sysadm_tty_device_t:chr_file { read write }; # Dontaudits dontaudit udev_t staff_home_dir_t:dir search; -dontaudit udev_t file_t:dir search; dontaudit udev_t ttyfile:chr_file unlink; allow udev_t kernel_t:unix_dgram_socket { sendto ioctl read write };