######################################## # # Declarations # type local_login_t; #, privuser, privrole, auth_chkpwd, privowner, privfd, nscd_client_domain; domain_make_domain(local_login_t) authlogin_make_login_program_entrypoint(local_login_t) role system_r types local_login_t; type local_login_tmp_t; files_make_file(local_login_tmp_t) ######################################## # # Local policy # allow local_login_t self:capability { dac_override chown fowner fsetid kill setgid setuid net_bind_service sys_nice sys_resource sys_tty_config }; allow local_login_t self:process { setrlimit setexec }; allow local_login_t local_login_tmp_t:dir { create read getattr lock setattr ioctl link unlink rename search add_name remove_name reparent write rmdir }; allow local_login_t local_login_tmp_t:file { create ioctl read getattr lock write setattr append link unlink rename }; files_create_private_tmp_data(local_login_t, local_login_tmp_t, { file dir }) kernel_read_system_state(local_login_t) kernel_get_selinuxfs_mount_point(local_login_t) kernel_validate_selinux_context(local_login_t) kernel_compute_selinux_av(local_login_t) kernel_compute_create(local_login_t) kernel_compute_relabel(local_login_t) kernel_compute_reachable_user_contexts(local_login_t) # for SSP/ProPolice devices_get_pseudorandom_data(local_login_t) init_ignore_use_file_descriptors(local_login_t) files_read_general_system_config(local_login_t) files_read_runtime_system_config(local_login_t) libraries_use_dynamic_loader(local_login_t) libraries_read_shared_libraries(local_login_t) logging_send_system_log_message(local_login_t) selinux_read_config(local_login_t) selinux_read_default_contexts(local_login_t) authlogin_ignore_read_shadow_passwords(local_login_t) authlogin_modify_login_records(local_login_t) authlogin_modify_last_login_log(local_login_t) miscfiles_read_localization(local_login_t) ifdef(`TODO',` general_domain_access(local_login_t) base_file_read_access(local_login_t) # Read directories and files with the readable_t type. # This type is a general type for "world"-readable files. allow local_login_t readable_t:dir r_dir_perms; allow local_login_t readable_t:notdevfile_class_set r_file_perms; # Read /var, /var/spool allow local_login_t { var_t var_spool_t }:dir search; # for when /var/mail is a sym-link allow local_login_t var_t:lnk_file read; # Read executable types. allow local_login_t exec_type:{ file lnk_file } r_file_perms; # Read /dev directories and any symbolic links. allow local_login_t device_t:lnk_file r_file_perms; ifdef(`pam.te', ` can_exec(local_login_t, pam_exec_t) ') ifdef(`pamconsole.te', ` rw_dir_create_file(local_login_t, pam_var_console_t) ') dontaudit local_login_t sysfs_t:dir search; allow local_login_t autofs_t:dir { search read getattr }; allow local_login_t mnt_t:dir r_dir_perms; # FIXME: what is this for? ifdef(`xdm.te', ` allow xdm_t local_login_t:process signull; ') ifdef(`crack.te', ` allow local_login_t crack_db_t:file r_file_perms; ') # Permit login to search the user home directories. allow local_login_t home_root_t:dir search; allow local_login_t home_dir_type:dir search; # Write to /var/run/utmp. allow local_login_t var_run_t:dir search; allow local_login_t initrc_var_run_t:file rw_file_perms; # Write to /var/log/wtmp. allow local_login_t var_log_t:dir search; # Write to /var/log/btmp allow local_login_t faillog_t:file { append read write }; # Search for mail spool file. allow local_login_t mail_spool_t:dir r_dir_perms; allow local_login_t mail_spool_t:file getattr; allow local_login_t mail_spool_t:lnk_file read; allow local_login_t mouse_device_t:chr_file { getattr setattr }; ifdef(`targeted_policy',` unconfined_domain(local_login_t) domain_auto_trans(local_login_t, shell_exec_t, unconfined_t) ') # But also permit other user domains to be entered by login. domain_trans(local_login_t, shell_exec_t, userdomain) allow local_login_t userdomain:process signal; # Do not audit denied attempts to access devices. dontaudit local_login_t fixed_disk_device_t:blk_file { getattr setattr }; dontaudit local_login_t removable_device_t:blk_file { getattr setattr }; dontaudit local_login_t device_t:{ chr_file blk_file lnk_file } { getattr setattr }; dontaudit local_login_t misc_device_t:{ chr_file blk_file } { getattr setattr }; dontaudit local_login_t framebuf_device_t:chr_file { getattr setattr read }; dontaudit local_login_t apm_bios_t:chr_file { getattr setattr }; dontaudit local_login_t v4l_device_t:chr_file { getattr setattr read }; dontaudit local_login_t removable_device_t:chr_file { getattr setattr }; dontaudit local_login_t scanner_device_t:chr_file { getattr setattr }; # Do not audit denied attempts to access /mnt. dontaudit local_login_t mnt_t:dir r_dir_perms; # Create lock file. allow local_login_t var_lock_t:dir rw_dir_perms; allow local_login_t var_lock_t:file create_file_perms; # Read and write ttys. allow local_login_t tty_device_t:chr_file { setattr rw_file_perms }; allow local_login_t ttyfile:chr_file { setattr rw_file_perms }; # Relabel ttys. allow local_login_t tty_device_t:chr_file { getattr relabelfrom relabelto }; allow local_login_t ttyfile:chr_file { getattr relabelfrom relabelto }; ifdef(`gpm.te', `allow local_login_t gpmctl_t:sock_file { getattr setattr };') # Allow setting of attributes on sound devices. allow local_login_t sound_device_t:chr_file { getattr setattr }; # Allow setting of attributes on power management devices. allow local_login_t power_device_t:chr_file { getattr setattr }; #if (use_nfs_home_dirs) { #r_dir_file(local_login_t, nfs_t) #} #if (use_samba_home_dirs) { #r_dir_file(local_login_t, cifs_t) #} ') dnl endif TODO