222 lines
5.4 KiB
Plaintext
222 lines
5.4 KiB
Plaintext
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policy_module(modutils,1.0)
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########################################
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#
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# Declarations
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#
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# module loading config
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type modules_conf_t;
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files_file_type(modules_conf_t)
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# module dependencies
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type modules_dep_t;
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files_file_type(modules_dep_t)
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type insmod_t;
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type insmod_exec_t;
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kernel_userland_entry(insmod_t,insmod_exec_t)
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init_system_domain(insmod_t,insmod_exec_t)
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role system_r types insmod_t;
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type depmod_t;
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type depmod_exec_t;
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init_system_domain(depmod_t,depmod_exec_t)
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role system_r types depmod_t;
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type update_modules_t;
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type update_modules_exec_t;
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init_system_domain(update_modules_t,update_modules_exec_t)
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role system_r types update_modules_t;
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type update_modules_tmp_t;
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files_tmp_file(update_modules_tmp_t)
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########################################
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#
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# insmod local policy
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#
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allow insmod_t self:capability { dac_override net_raw sys_tty_config };
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allow insmod_t self:process { execmem sigchld sigkill sigstop signull signal };
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allow insmod_t self:udp_socket create_socket_perms;
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allow insmod_t self:rawip_socket create_socket_perms;
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# Read module config and dependency information
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allow insmod_t { modules_conf_t modules_dep_t }:file r_file_perms;
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can_exec(insmod_t, insmod_exec_t)
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kernel_load_module(insmod_t)
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kernel_read_system_state(insmod_t)
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# Rules for /proc/sys/kernel/tainted
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kernel_read_kernel_sysctl(insmod_t)
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kernel_rw_kernel_sysctl(insmod_t)
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kernel_read_hotplug_sysctl(insmod_t)
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bootloader_read_kernel_modules(insmod_t)
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# for locking: (cjp: ????)
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bootloader_write_kernel_modules(insmod_t)
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dev_search_sysfs(insmod_t)
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dev_search_usbfs(insmod_t)
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dev_write_mtrr(insmod_t)
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dev_read_urand(insmod_t)
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dev_rw_agp_dev(insmod_t)
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fs_getattr_xattr_fs(insmod_t)
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corecmd_exec_bin(insmod_t)
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corecmd_exec_sbin(insmod_t)
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corecmd_exec_shell(insmod_t)
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domain_signal_all_domains(insmod_t)
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domain_use_wide_inherit_fd(insmod_t)
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files_read_etc_runtime_files(insmod_t)
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files_read_generic_etc_files(insmod_t)
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files_read_usr_files(insmod_t)
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files_exec_generic_etc_files(insmod_t)
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# for nscd:
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files_dontaudit_search_pids(insmod_t)
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# for when /var is not mounted early in the boot:
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files_dontaudit_search_isid_type_dir(insmod_t)
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init_use_initctl(insmod_t)
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init_use_fd(insmod_t)
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init_use_script_fd(insmod_t)
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init_use_script_pty(insmod_t)
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libs_use_ld_so(insmod_t)
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libs_use_shared_libs(insmod_t)
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logging_send_syslog_msg(insmod_t)
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logging_search_logs(insmod_t)
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miscfiles_read_localization(insmod_t)
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optional_policy(`mount.te',`
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mount_domtrans(insmod_t)
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')
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ifdef(`TODO',`
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allow insmod_t apm_bios_t:chr_file { read write };
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allow insmod_t sound_device_t:chr_file { read ioctl write };
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ifdef(`xserver.te', `
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allow insmod_t xserver_log_t:file getattr;
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')
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# why is this needed? insmod cannot mounton any dir
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# and it also transitions to mount
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allow insmod_t usbfs_t:filesystem mount;
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') dnl if TODO
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########################################
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#
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# depmod local policy
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#
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can_exec(depmod_t, depmod_exec_t)
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# Read conf.modules.
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allow depmod_t modules_conf_t:file r_file_perms;
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allow depmod_t modules_dep_t:file create_file_perms;
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bootloader_create_private_module_dir_entry(depmod_t,modules_dep_t)
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kernel_read_system_state(depmod_t)
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bootloader_read_kernel_symbol_table(depmod_t)
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bootloader_read_kernel_modules(depmod_t)
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fs_getattr_xattr_fs(depmod_t)
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term_use_console(depmod_t)
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init_use_fd(depmod_t)
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init_use_script_fd(depmod_t)
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init_use_script_pty(depmod_t)
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domain_use_wide_inherit_fd(depmod_t)
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files_read_etc_runtime_files(depmod_t)
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files_read_generic_etc_files(depmod_t)
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files_read_usr_src(depmod_t)
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libs_use_ld_so(depmod_t)
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libs_use_shared_libs(depmod_t)
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ifdef(`TODO',`
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allow depmod_t { bin_t sbin_t }:dir search;
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ifdef(`gnome-pty-helper.te', `allow depmod_t sysadm_gph_t:fd use;')
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# Read System.map from home directories.
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allow depmod_t { home_root_t staff_home_dir_t sysadm_home_dir_t }:dir r_dir_perms;
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r_dir_file(depmod_t, { staff_home_t sysadm_home_t })
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') dnl end ifdef TODO
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#################################
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#
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# update-modules local policy
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#
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allow update_modules_t self:fifo_file rw_file_perms;
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allow update_modules_t modules_dep_t:file rw_file_perms;
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can_exec(update_modules_t, insmod_exec_t)
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can_exec(update_modules_t, update_modules_exec_t)
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# manage module loading configuration
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allow update_modules_t modules_conf_t:file create_file_perms;
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bootloader_create_private_module_dir_entry(update_modules_t,modules_conf_t)
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files_create_etc_config(update_modules_t,modules_conf_t)
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# transition to depmod
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domain_auto_trans(update_modules_t, depmod_exec_t, depmod_t)
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allow update_modules_t update_modules_tmp_t:dir create_dir_perms;
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allow update_modules_t update_modules_tmp_t:file create_file_perms;
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files_create_tmp_files(update_modules_t, update_modules_tmp_t, { file dir })
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kernel_read_kernel_sysctl(update_modules_t)
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kernel_read_system_state(update_modules_t)
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dev_read_urand(update_modules_t)
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fs_getattr_xattr_fs(update_modules_t)
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term_use_console(update_modules_t)
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init_use_fd(depmod_t)
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init_use_script_fd(depmod_t)
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init_use_script_pty(depmod_t)
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domain_use_wide_inherit_fd(depmod_t)
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files_read_etc_runtime_files(update_modules_t)
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files_read_generic_etc_files(update_modules_t)
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files_exec_generic_etc_files(update_modules_t)
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corecmd_exec_bin(update_modules_t)
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corecmd_exec_sbin(update_modules_t)
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corecmd_exec_shell(update_modules_t)
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libs_use_ld_so(update_modules_t)
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libs_use_shared_libs(update_modules_t)
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logging_send_syslog_msg(update_modules_t)
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miscfiles_read_localization(update_modules_t)
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ifdef(`TODO',`
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dontaudit update_modules_t sysadm_home_dir_t:dir search;
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') dnl endif TODO
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