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Chris PeBenito 2005-05-13 14:37:13 +00:00
parent 1bde8321dd
commit 7bba9d317a
14 changed files with 588 additions and 303 deletions
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15
refpolicy/policy/modules/kernel/bootloader.if
View File

@ -156,6 +156,21 @@ type bootloader_etc_t;
class file { getattr read write append };
')
########################################
#
# bootloader_modify_temporary_data(domain)
#
define(`bootloader_modify_temporary_data',`
requires_block_template(`$0'_depend)
# FIXME: read tmp_t
allow $1 bootloader_tmp_t:file { getattr read write };
')
define(`bootloader_modify_temporary_data_depend',`
type bootloader_tmp_t;
class file { getattr read write setattr };
')
########################################
#
# bootloader_create_runtime_data(domain)

134
refpolicy/policy/modules/kernel/bootloader.te
View File

@ -67,6 +67,28 @@ allow bootloader_t self:capability { dac_read_search fsetid sys_rawio sys_admin
allow bootloader_t self:process { sigkill sigstop signull signal };
allow bootloader_t self:fifo_file { getattr read write };
allow bootloader_t boot_t:dir { getattr search read write add_name };
allow bootloader_t boot_t:file { getattr read write create };
allow bootloader_t boot_t:lnk_file { getattr read create unlink };
allow bootloader_t bootloader_etc_t:file { getattr read };
# uncomment the following lines if you use "lilo -p"
#allow bootloader_t bootloader_etc_t:file { create ioctl read getattr lock write setattr append link unlink rename };
#files_create_private_config(bootloader_t,bootloader_etc_t)
allow bootloader_t bootloader_tmp_t:dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir };
allow bootloader_t bootloader_tmp_t:file { create ioctl read getattr lock write setattr append link unlink rename };
allow bootloader_t bootloader_tmp_t:chr_file { create ioctl read getattr lock write setattr append link unlink rename };
allow bootloader_t bootloader_tmp_t:blk_file { create ioctl read getattr lock write setattr append link unlink rename };
allow bootloader_t bootloader_tmp_t:lnk_file { create read getattr setattr unlink rename };
files_create_private_tmp_data(bootloader_t,bootloader_tmp_t,{ dir file lnk_file chr_file blk_file })
# for tune2fs (cjp: ?)
files_create_private_root_dir_entry(bootloader_t,bootloader_tmp_t)
allow bootloader_t modules_object_t:dir { getattr search read };
allow bootloader_t modules_object_t:file { getattr read };
allow bootloader_t modules_object_t:lnk_file { getattr read };
kernel_get_core_interface_attributes(bootloader_t)
kernel_read_system_state(bootloader_t)
kernel_read_software_raid_state(bootloader_t)
@ -80,9 +102,15 @@ storage_raw_write_removable_device(bootloader_t)
devices_get_all_character_device_attributes(bootloader_t)
devices_set_all_block_device_attributes(bootloader_t)
devices_ignore_modify_generic_devices(bootloader_t)
devices_get_random_data(bootloader_t)
devices_get_pseudorandom_data(bootloader_t)
# for reading BIOS data
devices_raw_read_memory(bootloader_t)
filesystem_get_persistent_filesystem_attributes(bootloader_t)
terminal_get_all_users_physical_terminal_attributes(bootloader_t)
init_get_control_channel_attributes(bootloader_t)
init_script_use_pseudoterminal(bootloader_t)
init_script_use_file_descriptors(bootloader_t)
@ -96,91 +124,61 @@ libraries_read_library_resources(bootloader_t)
files_read_general_system_config(bootloader_t)
files_read_runtime_system_config(bootloader_t)
files_read_system_source_code(bootloader_t)
logging_send_system_log_message(bootloader_t)
# uncomment the following line if you use "lilo -p"
#files_create_private_config(bootloader_t,bootloader_etc_t)
#allow bootloader_t bootloader_etc_t:file { create ioctl read getattr lock write setattr append link unlink rename };
filesystem_get_persistent_filesystem_attributes(bootloader_t)
terminal_get_all_users_physical_terminal_attributes(bootloader_t)
allow bootloader_t bootloader_etc_t:file { getattr read };
optional_policy(`modutils.te',`
modutils_insmod_execute(insmod_t)
')
miscfiles_read_localization(bootloader_t)
########################################
#
# mkinitrd policy
#
allow bootloader_t modules_object_t:dir { getattr search read };
allow bootloader_t modules_object_t:file { getattr read };
files_read_general_application_resources(bootloader_t)
bootloader_install_initrd(bootloader_t)
devices_get_random_data(bootloader_t)
devices_get_pseudorandom_data(bootloader_t)
# for nscd
files_ignore_search_runtime_data_directory(bootloader_t)
corecommands_execute_general_programs(bootloader_t)
corecommands_execute_system_programs(bootloader_t)
corecommands_execute_shell(bootloader_t)
selinux_read_binary_policy(bootloader_t)
selinux_read_load_policy_binary(bootloader_t)
modutils_read_kernel_module_dependencies(bootloader_t)
modutils_read_kernel_module_loading_config(bootloader_t)
modutils_insmod_execute(bootloader_t)
modutils_depmod_execute(bootloader_t)
modutils_update_modules_execute(bootloader_t)
logging_send_system_log_message(bootloader_t)
logging_modify_system_logs(bootloader_t)
files_create_private_tmp_data(bootloader_t,bootloader_tmp_t,{ dir file lnk_file chr_file blk_file })
allow bootloader_t bootloader_tmp_t:dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir };
allow bootloader_t bootloader_tmp_t:file { create ioctl read getattr lock write setattr append link unlink rename };
allow bootloader_t bootloader_tmp_t:chr_file { create ioctl read getattr lock write setattr append link unlink rename };
allow bootloader_t bootloader_tmp_t:blk_file { create ioctl read getattr lock write setattr append link unlink rename };
allow bootloader_t bootloader_tmp_t:lnk_file { create read getattr setattr unlink rename };
# for tune2fs (cjp: ?)
files_create_private_root_dir_entry(bootloader_t,bootloader_tmp_t)
miscfiles_read_localization(bootloader_t)
optional_policy(`fsadm.te', `
filesystemtools_execute(bootloader_t)
')
selinux_read_binary_policy(bootloader_t)
selinux_read_load_policy_binary(bootloader_t)
tunable_policy(`distro_debian', `
allow bootloader_t bootloader_tmp_t:{ dir file } { relabelfrom relabelto };
allow bootloader_t modules_object_t:file { relabelfrom relabelto unlink };
allow bootloader_t boot_t:file relabelfrom;
') dnl end distro_debian
')
tunable_policy(`distro_redhat', `
# for memlock
allow bootloader_t self:capability ipc_lock;
# new file system defaults to file_t, granting file_t access is still bad.
allow bootloader_t boot_runtime_t:file { read getattr unlink };
# mkinitrd mount initrd on bootloader temp dir
files_make_mountpoint(bootloader_tmp_t)
# for mke2fs
mount_transition(bootloader_t)
allow bootloader_t modules_object_t:lnk_file { getattr read };
')
# new file system defaults to file_t, granting file_t access is still bad.
allow bootloader_t self:unix_stream_socket { create ioctl read getattr write setattr append bind getopt setopt shutdown };
allow bootloader_t boot_runtime_t:file { read getattr unlink };
optional_policy(`filesystemtools.te', `
filesystemtools_execute(bootloader_t)
')
# for memlock
devices_get_zeros(bootloader_t)
allow bootloader_t self:capability ipc_lock;
') dnl end distro_redhat
# LVM2 / Device Mapper's /dev/mapper/control
# maybe we should change the labeling for this
optional_policy(`lvm.te', `
devices_use_lvm_control_channel(bootloader_t)
lvm_transition(bootloader_t)
lvm_read_config(bootloader_t)
')
optional_policy(`modutils.te',`
modutils_insmod_execute(insmod_t)
modutils_read_kernel_module_dependencies(bootloader_t)
modutils_read_kernel_module_loading_config(bootloader_t)
modutils_insmod_execute(bootloader_t)
modutils_depmod_execute(bootloader_t)
modutils_update_modules_execute(bootloader_t)
')
ifdef(`TODO',`
# admin runs bootloader:
domain_auto_trans(sysadm_t, bootloader_exec_t, bootloader_t)
allow bootloader_t admin_tty_type:chr_file rw_file_perms;
@ -192,15 +190,6 @@ allow bootloader_t sysfs_t:dir getattr;
allow bootloader_t var_t:dir search;
allow bootloader_t var_t:file { getattr read };
# LVM2 / Device Mapper's /dev/mapper/control
# maybe we should change the labeling for this
optional_policy(`lvm.te', `
lvm_transition(bootloader_t)
allow bootloader_t lvm_control_t:chr_file rw_file_perms;
allow lvm_t bootloader_tmp_t:file rw_file_perms;
r_dir_file(bootloader_t, lvm_etc_t)
')
tunable_policy(`distro_debian', `
allow bootloader_t { usr_t lib_t fsadm_exec_t }:file relabelto;
allow bootloader_t { usr_t lib_t fsadm_exec_t }:file create_file_perms;
@ -223,7 +212,4 @@ allow bootloader_t file_t:lnk_file create_lnk_perms;
dontaudit bootloader_t selinux_config_t:dir search;
dontaudit bootloader_t { staff_home_dir_t sysadm_home_dir_t }:dir search;
dontaudit bootloader_t devpts_t:dir create_dir_perms;
# for nscd
dontaudit bootloader_t var_run_t:dir search;
') dnl end TODO

102
refpolicy/policy/modules/kernel/devices.if
View File

@ -74,17 +74,63 @@ type device_t;
class dir { getattr read search };
')
########################################
#
# devices_ignore_get_generic_block_device_attributes(domain)
#
define(`devices_ignore_get_generic_block_device_attributes',`
requires_block_template(`$0'_depend)
dontaudit $1 device_t:blk_file getattr;
')
define(`devices_ignore_get_generic_block_device_attributes_depend',`
type device_t;
class blk_file getattr;
')
########################################
#
# devices_ignore_get_generic_character_device_attributes(domain)
#
define(`devices_ignore_get_generic_character_device_attributes',`
requires_block_template(`$0'_depend)
dontaudit $1 device_t:chr_file getattr;
')
define(`devices_ignore_get_generic_character_device_attributes_depend',`
type device_t;
class chr_file getattr;
')
########################################
#
# devices_manage_dev_symbolic_links(domain)
#
define(`devices_manage_dev_symbolic_links',`
requires_block_template(`$0'_depend)
allow $1 device_t:dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir relabelfrom relabelto };
allow $1 device_t:lnk_file { create read getattr setattr link unlink rename };
')
define(`devices_manage_dev_symbolic_links_depend',`
attribute device_node, memory_raw_read, memory_raw_write;
type device_t;
class dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir relabelfrom relabelto };
class lnk_file { create read getattr setattr link unlink rename };
')
########################################
#
# devices_manage_device_nodes(domain)
#
define(`devices_manage_device_nodes',`
requires_block_template(`$0'_depend)
allow udev_t device_t:dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir relabelfrom relabelto };
allow udev_t device_t:sock_file { create ioctl read getattr lock write setattr append link unlink rename };
allow udev_t device_t:lnk_file { create read getattr setattr link unlink rename };
allow udev_t device_t:{ chr_file blk_file } { create ioctl read getattr lock write setattr append link unlink rename relabelfrom relabelto };
allow udev_t device_node:{ chr_file blk_file } { create ioctl read getattr lock write setattr append link unlink rename relabelfrom relabelto };
allow $1 device_t:dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir relabelfrom relabelto };
allow $1 device_t:sock_file { create ioctl read getattr lock write setattr append link unlink rename };
allow $1 device_t:lnk_file { create read getattr setattr link unlink rename };
allow $1 device_t:{ chr_file blk_file } { create ioctl read getattr lock write setattr append link unlink rename relabelfrom relabelto };
allow $1 device_node:{ chr_file blk_file } { create ioctl read getattr lock write setattr append link unlink rename relabelfrom relabelto };
# these next rules are to satisfy assertions broken by the above lines.
# the permissions hopefully can be cut back a lot
storage_raw_read_fixed_disk($1)
@ -141,12 +187,28 @@ class dir { getattr search read write add_name remove_name };
#
define(`devices_get_all_block_device_attributes',`
requires_block_template(`$0'_depend)
allow $1 device_t:dir { getattr read search };
allow $1 device_node:blk_file getattr;
')
define(`devices_get_all_block_device_attributes_depend',`
attribute device_node;
class blk_file getattr;
class dir { getattr read search };
')
########################################
#
# devices_ignore_get_all_block_device_attributes(domain)
#
define(`devices_ignore_get_all_block_device_attributes',`
requires_block_template(`$0'_depend)
allow $1 device_node:blk_file getattr;
')
define(`devices_ignore_get_all_block_device_attributes_depend',`
attribute device_node;
class blk_file getattr;
')
########################################
@ -155,12 +217,28 @@ class blk_file getattr;
#
define(`devices_get_all_character_device_attributes',`
requires_block_template(`$0'_depend)
allow $1 device_t:dir { getattr read search };
allow $1 device_node:chr_file getattr;
')
define(`devices_get_all_character_device_attributes_depend',`
attribute device_node;
class chr_file getattr;
class dir { getattr read search };
')
########################################
#
# devices_ignore_get_all_character_device_attributes(domain)
#
define(`devices_ignore_get_all_character_device_attributes',`
requires_block_template(`$0'_depend)
dontaudit $1 device_node:chr_file getattr;
')
define(`devices_ignore_get_all_character_device_attributes_depend',`
attribute device_node;
class chr_file getattr;
')
########################################
@ -577,6 +655,20 @@ class dir { getattr read search };
class chr_file { getattr write ioctl };
')
########################################
#
# devices_use_lvm_control_channel(domain)
#
define(`devices_use_lvm_control_channel',`
requires_block_template(`$0'_depend)
allow $1 lvm_control_t:chr_file { ioctl read getattr lock write append };
')
define(`devices_use_lvm_control_channel_depend',`
type lvm_control_t;
class chr_file { ioctl read getattr lock write append };
')
########################################
#
# devices_read_misc(domain)

14
refpolicy/policy/modules/kernel/kernel.if
View File

@ -476,6 +476,20 @@ class dir { search getattr read };
class file getattr;
')
########################################
#
# kernel_ignore_get_core_interface_attributes(domain)
#
define(`kernel_ignore_get_core_interface_attributes',`
requires_block_template(`$0'_depend)
dontaudit $1 proc_kcore_t:file getattr;
')
define(`kernel_ignore_get_core_interface_attributes_depend',`
type proc_kcore_t;
class file getattr;
')
########################################
#
# kernel_read_messages(domain)

366
refpolicy/policy/modules/kernel/terminal.if
View File

@ -43,98 +43,6 @@ class dir { getattr search read };
class chr_file { read write };
')
########################################
#
# terminal_get_all_users_physical_terminal_attributes(domain)
#
define(`terminal_get_all_users_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file getattr;
')
define(`terminal_get_all_users_physical_terminal_attributes_depend',`
attribute ttynode;
class chr_file getattr;
')
########################################
#
# terminal_use_all_users_physical_terminals(domain)
#
define(`terminal_use_all_users_physical_terminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file { read write };
')
define(`terminal_use_all_users_physical_terminals_depend',`
attribute ttynode;
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_all_users_physical_terminals(domain)
#
define(`terminal_ignore_use_all_users_physical_terminals',`
requires_block_template(`$0'_depend)
dontaudit $1 ttynode:chr_file { read write };
')
define(`terminal_ignore_use_all_users_physical_terminals_depend',`
attribute ttynode;
class chr_file { read write };
')
########################################
#
# terminal_get_all_users_pseudoterminal_attributes(domain)
#
define(`terminal_get_all_users_pseudoterminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir { getattr search read };
allow $1 ptynode:chr_file getattr;
')
define(`terminal_get_all_users_pseudoterminal_attributes_depend',`
attribute ptynode;
class dir { getattr search read };
class chr_file getattr;
')
########################################
#
# terminal_use_all_users_pseudoterminals(domain)
#
define(`terminal_use_all_users_pseudoterminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir { getattr read search };
allow $1 ptynode:chr_file { read write };
')
define(`terminal_use_all_users_pseudoterminals_depend',`
attribute ptynode;
class dir { getattr search read };
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_all_users_pseudoterminals(domain)
#
define(`terminal_ignore_use_all_users_pseudoterminals',`
requires_block_template(`$0'_depend)
dontaudit $1 ptynode:chr_file { read write };
')
define(`terminal_ignore_use_all_users_pseudoterminals_depend',`
attribute ptynode;
class chr_file { read write };
')
########################################
#
# terminal_use_console(domain)
@ -181,82 +89,6 @@ class chr_file setattr;
devices_list_device_nodes_depend
')
########################################
#
# terminal_use_controlling_terminal(domain)
#
define(`terminal_use_controlling_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devtty_t:chr_file { read write };
')
define(`terminal_use_controlling_terminal_depend',`
type devtty_t;
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_controlling_terminal(domain)
#
define(`terminal_ignore_use_controlling_terminal',`
requires_block_template(`$0'_depend)
dontaudit $1 devtty_t:chr_file { read write };
')
define(`terminal_ignore_use_controlling_terminal_depend',`
type devtty_t;
class chr_file { read write };
')
########################################
#
# terminal_reset_physical_terminal_labels(domain)
#
define(`terminal_reset_physical_terminal_labels',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file relabelfrom;
allow $1 tty_device_t:chr_file relabelto;
')
define(`terminal_reset_physical_terminal_labels_depend',`
attribute ttynode;
type tty_device_t;
class chr_file { relabelfrom relabelto };
devices_list_device_nodes_depend
')
########################################
#
# terminal_use_general_physical_terminal(domain)
#
define(`terminal_use_general_physical_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file { read write };
')
define(`terminal_use_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_general_physical_terminal(domain)
#
define(`terminal_ignore_use_general_physical_terminal',`
requires_block_template(`$0'_depend)
dontaudit $1 tty_device_t:chr_file { read write };
')
define(`terminal_ignore_use_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { read write };
')
########################################
#
# terminal_list_pseudoterminals(domain)
@ -316,6 +148,21 @@ type devpts_t;
class chr_file { read write };
')
########################################
#
# terminal_use_controlling_terminal(domain)
#
define(`terminal_use_controlling_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devtty_t:chr_file { read write };
')
define(`terminal_use_controlling_terminal_depend',`
type devtty_t;
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_pseudoterminal_multiplexer(domain)
@ -329,3 +176,186 @@ define(`terminal_ignore_use_pseudoterminal_multiplexer_depend',`
type ptmx_t;
class chr_file { getattr read write };
')
########################################
#
# terminal_get_all_users_pseudoterminal_attributes(domain)
#
define(`terminal_get_all_users_pseudoterminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir { getattr search read };
allow $1 ptynode:chr_file getattr;
')
define(`terminal_get_all_users_pseudoterminal_attributes_depend',`
attribute ptynode;
class dir { getattr search read };
class chr_file getattr;
')
########################################
#
# terminal_use_all_users_pseudoterminals(domain)
#
define(`terminal_use_all_users_pseudoterminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir { getattr read search };
allow $1 ptynode:chr_file { read write };
')
define(`terminal_use_all_users_pseudoterminals_depend',`
attribute ptynode;
class dir { getattr search read };
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_all_users_pseudoterminals(domain)
#
define(`terminal_ignore_use_all_users_pseudoterminals',`
requires_block_template(`$0'_depend)
dontaudit $1 ptynode:chr_file { read write };
')
define(`terminal_ignore_use_all_users_pseudoterminals_depend',`
attribute ptynode;
class chr_file { read write };
')
########################################
#
# terminal_get_general_physical_terminal_attributes(domain)
#
define(`terminal_get_general_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file getattr;
')
define(`terminal_get_general_physical_terminal_attributes_depend',`
type tty_device_t;
class chr_file getattr;
')
########################################
#
# terminal_set_general_physical_terminal_attributes(domain)
#
define(`terminal_set_general_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file setattr;
')
define(`terminal_set_general_physical_terminal_attributes_depend',`
type tty_device_t;
class chr_file setattr;
')
########################################
#
# terminal_reset_physical_terminal_labels(domain)
#
define(`terminal_reset_physical_terminal_labels',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file relabelfrom;
allow $1 tty_device_t:chr_file relabelto;
')
define(`terminal_reset_physical_terminal_labels_depend',`
attribute ttynode;
type tty_device_t;
class chr_file { relabelfrom relabelto };
devices_list_device_nodes_depend
')
########################################
#
# terminal_use_general_physical_terminal(domain)
#
define(`terminal_use_general_physical_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file { read write };
')
define(`terminal_use_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_general_physical_terminal(domain)
#
define(`terminal_ignore_use_general_physical_terminal',`
requires_block_template(`$0'_depend)
dontaudit $1 tty_device_t:chr_file { read write };
')
define(`terminal_ignore_use_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { read write };
')
########################################
#
# terminal_get_all_users_physical_terminal_attributes(domain)
#
define(`terminal_get_all_users_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file getattr;
')
define(`terminal_get_all_users_physical_terminal_attributes_depend',`
attribute ttynode;
class chr_file getattr;
')
########################################
#
# terminal_ignore_get_all_users_physical_terminal_attributes(domain)
#
define(`terminal_ignore_get_all_users_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
dontaudit $1 ttynode:chr_file getattr;
')
define(`terminal_ignore_get_all_users_physical_terminal_attributes_depend',`
attribute ttynode;
class chr_file getattr;
')
########################################
#
# terminal_use_all_users_physical_terminals(domain)
#
define(`terminal_use_all_users_physical_terminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file { read write };
')
define(`terminal_use_all_users_physical_terminals_depend',`
attribute ttynode;
class chr_file { read write };
')
########################################
#
# terminal_ignore_use_all_users_physical_terminals(domain)
#
define(`terminal_ignore_use_all_users_physical_terminals',`
requires_block_template(`$0'_depend)
dontaudit $1 ttynode:chr_file { read write };
')
define(`terminal_ignore_use_all_users_physical_terminals_depend',`
attribute ttynode;
class chr_file { read write };
')

63
refpolicy/policy/modules/services/cron.te
View File

@ -74,6 +74,8 @@ allow crond_t crond_tmp_t:dir { create read getattr lock setattr ioctl link unli
allow crond_t crond_tmp_t:file { create ioctl read getattr lock write setattr append link unlink rename };
files_create_private_tmp_data(crond_t, crond_tmp_t, { file dir })
allow crond_t cron_spool_t:dir { getattr search read };
allow crond_t cron_spool_t:file { getattr read };
allow crond_t system_cron_spool_t:dir { getattr search read };
allow crond_t system_cron_spool_t:file { getattr read };
@ -152,16 +154,18 @@ allow crond_t autofs_t:dir { search getattr };
# Read from /var/spool/cron.
allow crond_t var_lib_t:dir search;
allow crond_t var_spool_t:dir r_dir_perms;
allow crond_t cron_spool_t:dir r_dir_perms;
allow crond_t cron_spool_t:file r_file_perms;
allow crond_t var_spool_t:file { getattr read };
allow crond_t mail_spool_t:dir search;
allow crond_t default_t:dir search;
# crond tries to search /root. Not sure why.
allow crond_t sysadm_home_dir_t:dir r_dir_perms;
# for if /var/mail is a symlink
allow crond_t mail_spool_t:lnk_file read;
# to search /home
allow crond_t home_root_t:dir { getattr search };
allow crond_t user_home_dir_type:dir r_dir_perms;
ifdef(`distro_redhat', `
@ -174,10 +178,6 @@ system_crond_entry(rpm_exec_t, rpm_t)
allow system_crond_t rpm_log_t:file create_file_perms;
')
')
allow crond_t var_spool_t:file { getattr read };
') dnl endif TODO
########################################
@ -301,44 +301,36 @@ selinux_read_file_contexts(system_crond_t)
ifdef(`TODO',`
ifdef(`mta.te', `
domain_auto_trans(system_crond_t, sendmail_exec_t, system_mail_t)
allow system_crond_t sendmail_exec_t:lnk_file { getattr read };
# system_mail_t should only be reading from the cron fifo not needing to write
dontaudit system_mail_t crond_t:fifo_file write;
allow mta_user_agent system_crond_t:fd use;
allow mta_user_agent system_crond_t:fd use;
r_dir_file(system_mail_t, crond_tmp_t)
')
can_ypbind(system_crond_t)
allow system_crond_t var_spool_t:dir search;
allow system_crond_t var_t:dir r_dir_perms;
allow system_crond_t var_t:file { getattr read ioctl };
dontaudit userdomain system_crond_t:fd use;
# quiet other ps operations
dontaudit system_crond_t domain:dir { getattr search };
# Do not audit attempts to search unlabeled directories (e.g. slocate).
dontaudit system_crond_t unlabeled_t:dir r_dir_perms;
dontaudit system_crond_t unlabeled_t:file r_file_perms;
allow system_crond_t { sysfs_t rpc_pipefs_t }:dir getattr;
# prelink tells init to restart it self, we either need to allow or dontaudit
allow system_crond_t initctl_t:fifo_file write;
allow system_crond_t var_t:dir r_dir_perms;
allow system_crond_t var_t:file { getattr read ioctl };
# Write to /var/lib/slocate.db.
allow system_crond_t var_lib_t:dir rw_dir_perms;
allow system_crond_t var_lib_t:file create_file_perms;
# for if /var/mail is a symlink
allow { system_crond_t crond_t } mail_spool_t:lnk_file read;
allow crond_t mail_spool_t:dir search;
# Access other spool directories like
# /var/spool/anacron and /var/spool/slrnpull.
allow system_crond_t var_spool_t:file create_file_perms;
allow system_crond_t var_spool_t:dir rw_dir_perms;
# for if /var/mail is a symlink
allow system_crond_t mail_spool_t:lnk_file read;
# Do not audit attempts to search unlabeled directories (e.g. slocate).
dontaudit system_crond_t unlabeled_t:dir r_dir_perms;
dontaudit system_crond_t unlabeled_t:file r_file_perms;
#
# These rules are here to allow system cron jobs to su
@ -349,11 +341,6 @@ role system_r types system_crond_su_t;
allow system_crond_su_t crond_t:fifo_file ioctl;
')
#
# prelink tells init to restart it self, we either need to allow or dontaudit
#
allow system_crond_t initctl_t:fifo_file write;
dontaudit userdomain system_crond_t:fd use;
#
# Required for webalizer
#
@ -367,4 +354,14 @@ allow system_crond_t rpm_log_t:file create_file_perms;
')
')
ifdef(`mta.te', `
mta_send_mail_transition(system_crond_t)
# system_mail_t should only be reading from the cron fifo not needing to write
dontaudit system_mail_t crond_t:fifo_file write;
allow mta_user_agent system_crond_t:fd use;
allow mta_user_agent system_crond_t:fd use;
r_dir_file(system_mail_t, crond_tmp_t)
')
') dnl end TODO

4
refpolicy/policy/modules/services/mta.fc
View File

@ -4,9 +4,9 @@
/etc/aliases\.db -- system_u:object_r:etc_aliases_t
ifdef(`sendmail.te',`',`
/usr/lib(64)?/sendmail -- system_u:object_r:mta_exec_t
/usr/lib(64)?/sendmail -- system_u:object_r:sendmail_exec_t
/usr/sbin/sendmail(.sendmail)? -- system_u:object_r:mta_exec_t
/usr/sbin/sendmail(.sendmail)? -- system_u:object_r:sendmail_exec_t
')
/var/mail(/.*)? system_u:object_r:mail_spool_t

73
refpolicy/policy/modules/services/mta.if
View File

@ -140,31 +140,46 @@ define(`mta_per_userdomain_template_depend',`
#
# mta_make_mailserver_domain(domain,entrypointtype)
#
define(`mta_execute',`
define(`mta_make_mailserver_domain',`
requires_block_template(`$0'_depend)
domain_make_daemon_domain($1,$2)
typeattribute $1 mailserver_domain;
')
define(`mta_execute_depend',`
define(`mta_make_mailserver_domain_depend',`
attribute mailserver_domain;
')
#######################################
#
# mta_transition(domain)
# mta_make_sendmail_mailserver_domain(domain,entrypointtype)
#
define(`mta_transition',`
define(`mta_make_sendmail_mailserver_domain',`
requires_block_template(`$0'_depend)
mta_make_mailserver_domain($1,sendmail_exec_t)
')
define(`mta_make_sendmail_mailserver_domain_depend',`
type sendmail_exec_t;
')
#######################################
#
# mta_send_mail_transition(domain)
#
define(`mta_send_mail_transition',`
requires_block_template(`$0'_depend)
allow $1 sendmail_exec_t:lnk_file { getattr read };
allow $1 sendmail_exec_t:file { getattr read execute };
allow $1 system_mail_t:process transition;
type_transition $1 sendmail_exec_t:file hwmta_t;
type_transition $1 sendmail_exec_t:file system_mail_t;
dontaudit $1 system_mail_t:process { noatsecure siginh rlimitinh };
')
define(`mta_transition_depend',`
define(`mta_send_mail_transition_depend',`
type system_mail_t, sendmail_exec_t;
class file { getattr read execute };
class lnk_file { getattr read };
class process { transition noatsecure siginh rlimitinh };
')
@ -181,3 +196,49 @@ define(`mta_execute_depend',`
type sendmail_exec_t;
class file { getattr read execute execute_no_trans };
')
#######################################
#
# mta_modify_mail_aliases(domain)
#
define(`mta_modify_mail_aliases',`
requires_block_template(`$0'_depend)
allow sendmail_t etc_aliases_t:file { getattr read write append setattr };
')
define(`mta_modify_mail_aliases_depend',`
type etc_aliases_t;
class file { getattr read write append setattr };
')
#######################################
#
# mta_manage_mail_spool(domain)
#
define(`mta_manage_mail_spool',`
requires_block_template(`$0'_depend)
allow $1 mail_spool_t:dir { read getattr lock search ioctl add_name remove_name write };
allow $1 mail_spool_t:file { create ioctl read getattr lock write setattr append link unlink rename };
')
define(`mta_manage_mail_spool_depend',`
type mail_spool_t;
class dir { read getattr lock search ioctl add_name remove_name write };
class file { create ioctl read getattr lock write setattr append link unlink rename };
')
#######################################
#
# mta_manage_mail_queue(domain)
#
define(`mta_manage_mail_queue',`
requires_block_template(`$0'_depend)
allow $1 mqueue_spool_t:dir { read getattr lock search ioctl add_name remove_name write };
allow $1 mqueue_spool_t:file { create ioctl read getattr lock write setattr append link unlink rename };
')
define(`mta_manage_mail_queue_depend',`
type mqueue_spool_t;
class dir { read getattr lock search ioctl add_name remove_name write };
class file { create ioctl read getattr lock write setattr append link unlink rename }
')

36
refpolicy/policy/modules/services/mta.te
View File

@ -13,6 +13,8 @@ files_make_file(etc_aliases_t)
type etc_mail_t;
files_make_file(etc_mail_t)
attribute mailserver_domain;
type mqueue_spool_t;
files_make_file(mqueue_spool_t)
@ -26,6 +28,14 @@ type system_mail_t; #, user_mail_domain, nscd_client_domain;
domain_make_domain(system_mail_t)
role system_r types system_mail_t;
tunable_policy(`targeted_policy',`',`
optional_policy(`sendmail.te', `
domain_make_entrypoint_file(system_mail_t,sendmail_exec_t)
', `
domain_make_system_domain(system_mail_t,sendmail_exec_t)
') dnl end if sendmail
') dnl end targeted_policy
########################################
#
# System mail local policy
@ -87,6 +97,26 @@ procmail_execute(system_mail_t)
ifdef(`TODO',`
optional_policy(`sendmail.te',`
allow system_mail_t etc_mail_t:dir { getattr search };
allow system_mail_t etc_runtime_t:file { getattr read };
allow system_mail_t proc_t:dir search;
allow system_mail_t proc_t:file { getattr read };
allow system_mail_t proc_t:lnk_file read;
dontaudit system_mail_t proc_net_t:dir search;
allow system_mail_t fs_t:filesystem getattr;
allow system_mail_t var_t:dir getattr;
allow system_mail_t var_spool_t:dir getattr;
dontaudit system_mail_t userpty_type:chr_file { getattr read write };
# sendmail -q
allow system_mail_t mqueue_spool_t:dir rw_dir_perms;
allow system_mail_t mqueue_spool_t:file create_file_perms;
ifdef(`crond.te', `
dontaudit system_mail_t system_crond_tmp_t:file append;
')
') dnl end if sendmail
can_ypbind(system_mail_t)
@ -138,13 +168,11 @@ allow system_mail_t mail_spool_t:lnk_file { create read getattr setattr link unl
allow system_mail_t mail_spool_t:fifo_file rw_file_perms;
allow system_mail_t etc_mail_t:file { getattr read };
', ` dnl if not targeted policy:
ifdef(`sendmail.te', `
optional_policy(`sendmail.te', `
# sendmail has an ugly design, the one process parses input from the user and
# then does system things with it.
domain_auto_trans(initrc_t, sendmail_exec_t, sendmail_t)
', `
domain_auto_trans(initrc_t, sendmail_exec_t, system_mail_t)
') dnl end if sendmail.te
')
# allow the sysadmin to do "mail someone < /home/user/whatever"
allow sysadm_mail_t user_home_dir_type:dir search;

13
refpolicy/policy/modules/system/authlogin.te
View File

@ -6,6 +6,11 @@ policy_module(authlogin,1.0)
#
# Declarations
#
attribute can_read_shadow_passwords;
attribute can_write_shadow_passwords;
attribute can_relabelto_shadow_passwords;
type chkpwd_exec_t;
files_make_file(chkpwd_exec_t)
@ -43,9 +48,6 @@ files_make_daemon_runtime_file(pam_var_run_t)
type shadow_t;
files_make_file(shadow_t)
attribute can_read_shadow_passwords;
attribute can_write_shadow_passwords;
attribute can_relabelto_shadow_passwords;
neverallow ~can_read_shadow_passwords shadow_t:file read;
neverallow ~can_write_shadow_passwords shadow_t:file { create write };
neverallow ~can_relabelto_shadow_passwords shadow_t:file relabelto;
@ -148,6 +150,8 @@ storage_get_removable_device_attributes(pam_console_t)
storage_set_removable_device_attributes(pam_console_t)
terminal_use_console(pam_console_t)
terminal_get_general_physical_terminal_attributes(pam_console_t)
terminal_set_general_physical_terminal_attributes(pam_console_t)
init_use_file_descriptors(pam_console_t)
init_use_file_descriptors(pam_console_t)
@ -203,7 +207,6 @@ v4l_device_t
apm_bios_t
sound_device_t
misc_device_t
tty_device_t
scanner_device_t
mouse_device_t
power_device_t
@ -211,6 +214,8 @@ removable_device_t
scsi_generic_device_t
}:chr_file { getattr setattr };
allow pam_console_t mnt_t:dir r_dir_perms;
ifdef(`gpm.te', `

30
refpolicy/policy/modules/system/files.if
View File

@ -769,3 +769,33 @@ class file { getattr unlink };
class lnk_file { getattr unlink };
class sock_file { getattr unlink };
')
########################################
#
# files_search_system_spool_directory(domain)
#
define(`files_search_system_spool_directory',`
requires_block_template(`$0'_depend)
allow $1 var_t:dir search;
allow $1 var_spool_t:dir search;
')
define(`files_search_system_spool_directory_depend',`
type var_t, var_spool_t;
class dir search;
')
########################################
#
# files_read_system_spool_directory(domain)
#
define(`files_read_system_spool_directory',`
requires_block_template(`$0'_depend)
allow $1 var_t:dir search;
allow $1 var_spool_t:dir { getattr search read };
')
define(`files_read_system_spool_directory_depend',`
type var_t, var_spool_t;
class dir { getattr search read };
')

14
refpolicy/policy/modules/system/init.if
View File

@ -226,6 +226,20 @@ type initrc_var_run_t;
class file { getattr read lock };
')
########################################
#
# init_script_ignore_write_runtime_data(domain)
#
define(`init_script_ignore_write_runtime_data',`
requires_block_template(`$0'_depend)
dontaudit $1 initrc_var_run_t:file { write lock };
')
define(`init_script_ignore_write_runtime_data_depend',`
type initrc_var_run_t;
class file { write lock };
')
########################################
#
# init_script_modify_runtime_data(domain)

13
refpolicy/policy/modules/system/init.te
View File

@ -274,10 +274,7 @@ logging_modify_system_logs(initrc_t)
logging_read_all_logs(initrc_t)
logging_append_all_logs(initrc_t)
optional_policy(`authlogin.te',`
authlogin_pam_read_runtime_data(initrc_t)
authlogin_pam_remove_runtime_data(initrc_t)
')
udev_modify_database(initrc_t)
tunable_policy(`distro_redhat',`
kernel_set_selinux_enforcement_mode(initrc_t)
@ -289,6 +286,11 @@ files_create_boot_flag(initrc_t)
bootloader_create_runtime_data(initrc_t)
') dnl end distro_redhat
optional_policy(`authlogin.te',`
authlogin_pam_read_runtime_data(initrc_t)
authlogin_pam_remove_runtime_data(initrc_t)
')
ifdef(`TODO',`
# Mount and unmount file systems.
allow initrc_t { file_t default_t }:dir { read search getattr mounton };
@ -307,8 +309,6 @@ allow initrc_t admin_tty_type:chr_file rw_file_perms;
allow initrc_t { home_root_t home_type }:dir r_dir_perms;
allow initrc_t home_type:file r_file_perms;
allow initrc_t udev_runtime_t:file rw_file_perms;
# for lsof in shutdown scripts
can_kerberos(initrc_t)
dontaudit initrc_t krb5_conf_t:file write;
@ -364,7 +364,6 @@ dontaudit initrc_t mail_spool_t:lnk_file read;
# for lsof which is used by alsa shutdown
dontaudit initrc_t domain:{ udp_socket tcp_socket fifo_file unix_dgram_socket } getattr;
kernel_ignore_get_message_interface_attributes(initrc_t)
') dnl end TODO
#################################

14
refpolicy/policy/modules/system/udev.if
View File

@ -31,3 +31,17 @@ define(`udev_read_database_depend',`
type udev_tdb_t;
class file { getattr read };
')
########################################
#
# udev_modify_database(domain)
#
define(`udev_modify_database',`
requires_block_template(`$0'_depend)
allow $1 udev_tdb_t:file { getattr read write append };
')
define(`udev_modify_database_depend',`
type udev_tdb_t;
class file { getattr read write append };
')