policy_module(cups,1.8.2) ######################################## # # Declarations # type cupsd_config_t; type cupsd_config_exec_t; init_daemon_domain(cupsd_config_t,cupsd_config_exec_t) type cupsd_config_var_run_t; files_pid_file(cupsd_config_var_run_t) type cupsd_t; type cupsd_exec_t; init_daemon_domain(cupsd_t,cupsd_exec_t) type cupsd_etc_t; files_config_file(cupsd_etc_t) type cupsd_rw_etc_t; files_config_file(cupsd_rw_etc_t) type cupsd_log_t; logging_log_file(cupsd_log_t) type cupsd_lpd_t; type cupsd_lpd_exec_t; domain_type(cupsd_lpd_t) domain_entry_file(cupsd_lpd_t,cupsd_lpd_exec_t) role system_r types cupsd_lpd_t; type cupsd_lpd_tmp_t; files_tmp_file(cupsd_lpd_tmp_t) type cupsd_lpd_var_run_t; files_pid_file(cupsd_lpd_var_run_t) type cupsd_tmp_t; files_tmp_file(cupsd_tmp_t) type cupsd_var_run_t; files_pid_file(cupsd_var_run_t) mls_trusted_object(cupsd_var_run_t) type hplip_t; type hplip_exec_t; init_daemon_domain(hplip_t,hplip_exec_t) type hplip_etc_t; files_config_file(hplip_etc_t) type hplip_var_run_t; files_pid_file(hplip_var_run_t) type ptal_t; type ptal_exec_t; init_daemon_domain(ptal_t,ptal_exec_t) type ptal_etc_t; files_config_file(ptal_etc_t) type ptal_var_run_t; files_pid_file(ptal_var_run_t) ifdef(`enable_mcs',` init_ranged_daemon_domain(cupsd_t,cupsd_exec_t,s0 - mcs_systemhigh) ') ifdef(`enable_mls',` init_ranged_daemon_domain(cupsd_t,cupsd_exec_t,mls_systemhigh) ') ######################################## # # Cups local policy # # /usr/lib/cups/backend/serial needs sys_admin(?!) allow cupsd_t self:capability { sys_admin dac_override dac_read_search kill setgid setuid fsetid net_bind_service fowner chown dac_override sys_resource sys_tty_config }; dontaudit cupsd_t self:capability { sys_tty_config net_admin }; allow cupsd_t self:process { setsched signal_perms }; allow cupsd_t self:fifo_file rw_file_perms; allow cupsd_t self:unix_stream_socket { create_stream_socket_perms connectto }; allow cupsd_t self:unix_dgram_socket create_socket_perms; allow cupsd_t self:netlink_selinux_socket create_socket_perms; allow cupsd_t self:netlink_route_socket r_netlink_socket_perms; allow cupsd_t self:tcp_socket create_stream_socket_perms; allow cupsd_t self:udp_socket create_socket_perms; allow cupsd_t self:appletalk_socket create_socket_perms; # generic socket here until appletalk socket is available in kernels allow cupsd_t self:socket create_socket_perms; allow cupsd_t cupsd_etc_t:{ dir file } setattr; read_files_pattern(cupsd_t,cupsd_etc_t,cupsd_etc_t) read_lnk_files_pattern(cupsd_t,cupsd_etc_t,cupsd_etc_t) files_search_etc(cupsd_t) manage_dirs_pattern(cupsd_t,cupsd_etc_t,cupsd_rw_etc_t) manage_files_pattern(cupsd_t,cupsd_etc_t,cupsd_rw_etc_t) filetrans_pattern(cupsd_t,cupsd_etc_t,cupsd_rw_etc_t,file) files_var_filetrans(cupsd_t,cupsd_rw_etc_t,{ dir file }) # allow cups to execute its backend scripts can_exec(cupsd_t, cupsd_exec_t) allow cupsd_t cupsd_exec_t:dir search; allow cupsd_t cupsd_exec_t:lnk_file read; manage_files_pattern(cupsd_t,cupsd_log_t,cupsd_log_t) allow cupsd_t cupsd_log_t:dir setattr; logging_log_filetrans(cupsd_t,cupsd_log_t,{ file dir }) manage_dirs_pattern(cupsd_t,cupsd_tmp_t,cupsd_tmp_t) manage_files_pattern(cupsd_t,cupsd_tmp_t,cupsd_tmp_t) manage_fifo_files_pattern(cupsd_t,cupsd_tmp_t,cupsd_tmp_t) files_tmp_filetrans(cupsd_t, cupsd_tmp_t, { file dir fifo_file }) allow cupsd_t cupsd_var_run_t:dir setattr; manage_files_pattern(cupsd_t,cupsd_var_run_t,cupsd_var_run_t) manage_sock_files_pattern(cupsd_t,cupsd_var_run_t,cupsd_var_run_t) files_pid_filetrans(cupsd_t,cupsd_var_run_t,file) read_files_pattern(cupsd_t,hplip_etc_t,hplip_etc_t) allow cupsd_t hplip_var_run_t:file { read getattr }; stream_connect_pattern(cupsd_t,ptal_var_run_t,ptal_var_run_t,ptal_t) allow cupsd_t ptal_var_run_t : sock_file setattr; kernel_read_system_state(cupsd_t) kernel_read_network_state(cupsd_t) kernel_read_all_sysctls(cupsd_t) corenet_all_recvfrom_unlabeled(cupsd_t) corenet_all_recvfrom_netlabel(cupsd_t) corenet_tcp_sendrecv_all_if(cupsd_t) corenet_udp_sendrecv_all_if(cupsd_t) corenet_raw_sendrecv_all_if(cupsd_t) corenet_tcp_sendrecv_all_nodes(cupsd_t) corenet_udp_sendrecv_all_nodes(cupsd_t) corenet_raw_sendrecv_all_nodes(cupsd_t) corenet_tcp_sendrecv_all_ports(cupsd_t) corenet_udp_sendrecv_all_ports(cupsd_t) corenet_tcp_bind_all_nodes(cupsd_t) corenet_udp_bind_all_nodes(cupsd_t) corenet_tcp_bind_ipp_port(cupsd_t) corenet_udp_bind_ipp_port(cupsd_t) corenet_tcp_bind_reserved_port(cupsd_t) corenet_dontaudit_tcp_bind_all_reserved_ports(cupsd_t) corenet_tcp_connect_all_ports(cupsd_t) corenet_sendrecv_hplip_client_packets(cupsd_t) corenet_sendrecv_ipp_client_packets(cupsd_t) corenet_sendrecv_ipp_server_packets(cupsd_t) dev_rw_printer(cupsd_t) dev_read_urand(cupsd_t) dev_read_sysfs(cupsd_t) dev_read_usbfs(cupsd_t) dev_getattr_printer_dev(cupsd_t) domain_read_all_domains_state(cupsd_t) fs_getattr_all_fs(cupsd_t) fs_search_auto_mountpoints(cupsd_t) mls_file_downgrade(cupsd_t) mls_file_write_all_levels(cupsd_t) mls_file_read_all_levels(cupsd_t) mls_socket_write_all_levels(cupsd_t) term_use_unallocated_ttys(cupsd_t) term_search_ptys(cupsd_t) auth_domtrans_chk_passwd(cupsd_t) auth_dontaudit_read_pam_pid(cupsd_t) # Filter scripts may be shell scripts, and may invoke progs like /bin/mktemp corecmd_exec_shell(cupsd_t) corecmd_exec_bin(cupsd_t) domain_use_interactive_fds(cupsd_t) files_read_etc_files(cupsd_t) files_read_etc_runtime_files(cupsd_t) # read python modules files_read_usr_files(cupsd_t) # for /var/lib/defoma files_search_var_lib(cupsd_t) files_list_world_readable(cupsd_t) files_read_world_readable_files(cupsd_t) files_read_world_readable_symlinks(cupsd_t) # Satisfy readahead files_read_var_files(cupsd_t) files_read_var_symlinks(cupsd_t) # for /etc/printcap files_dontaudit_write_etc_files(cupsd_t) # smbspool seems to be iterating through all existing tmp files. # redhat bug #214953 # cjp: this might be a broken behavior files_dontaudit_getattr_all_tmp_files(cupsd_t) selinux_compute_access_vector(cupsd_t) init_exec_script_files(cupsd_t) libs_use_ld_so(cupsd_t) libs_use_shared_libs(cupsd_t) # Read /usr/lib/gconv/gconv-modules.* and /usr/lib/python2.2/.* libs_read_lib_files(cupsd_t) logging_send_audit_msgs(cupsd_t) logging_send_syslog_msg(cupsd_t) miscfiles_read_localization(cupsd_t) # invoking ghostscript needs to read fonts miscfiles_read_fonts(cupsd_t) seutil_read_config(cupsd_t) sysnet_read_config(cupsd_t) userdom_dontaudit_use_unpriv_user_fds(cupsd_t) userdom_dontaudit_search_all_users_home_content(cupsd_t) # Write to /var/spool/cups. lpd_manage_spool(cupsd_t) ifdef(`enable_mls',` lpd_relabel_spool(cupsd_t) ') optional_policy(` apm_domtrans_client(cupsd_t) ') optional_policy(` cron_system_entry(cupsd_t, cupsd_exec_t) ') optional_policy(` dbus_system_bus_client_template(cupsd,cupsd_t) userdom_dbus_send_all_users(cupsd_t) optional_policy(` hal_dbus_chat(cupsd_t) ') ') optional_policy(` hostname_exec(cupsd_t) ') optional_policy(` inetd_core_service_domain(cupsd_t,cupsd_exec_t,cupsd_t) ') optional_policy(` logrotate_domtrans(cupsd_t) ') optional_policy(` nscd_socket_use(cupsd_t) ') optional_policy(` # cups execs smbtool which reads samba_etc_t files samba_read_config(cupsd_t) samba_rw_var_files(cupsd_t) ') optional_policy(` seutil_sigchld_newrole(cupsd_t) ') optional_policy(` udev_read_db(cupsd_t) ') ######################################## # # Cups configuration daemon local policy # allow cupsd_config_t self:capability { chown sys_tty_config }; dontaudit cupsd_config_t self:capability sys_tty_config; allow cupsd_config_t self:process signal_perms; allow cupsd_config_t self:fifo_file rw_fifo_file_perms; allow cupsd_config_t self:unix_stream_socket create_socket_perms; allow cupsd_config_t self:unix_dgram_socket create_socket_perms; allow cupsd_config_t self:tcp_socket create_stream_socket_perms; allow cupsd_config_t self:netlink_route_socket r_netlink_socket_perms; allow cupsd_config_t cupsd_t:process signal; ps_process_pattern(cupsd_config_t,cupsd_t) manage_files_pattern(cupsd_config_t,cupsd_etc_t,cupsd_etc_t) manage_lnk_files_pattern(cupsd_config_t,cupsd_etc_t,cupsd_etc_t) filetrans_pattern(cupsd_config_t,cupsd_etc_t,cupsd_rw_etc_t,file) manage_files_pattern(cupsd_config_t,cupsd_rw_etc_t,cupsd_rw_etc_t) manage_lnk_files_pattern(cupsd_config_t,cupsd_rw_etc_t,cupsd_rw_etc_t) files_var_filetrans(cupsd_config_t,cupsd_rw_etc_t,file) can_exec(cupsd_config_t, cupsd_config_exec_t) allow cupsd_config_t cupsd_log_t:file rw_file_perms; allow cupsd_config_t cupsd_tmp_t:file manage_file_perms; files_tmp_filetrans(cupsd_config_t, cupsd_tmp_t, { file dir }) allow cupsd_config_t cupsd_var_run_t:file { getattr read }; manage_files_pattern(cupsd_config_t,cupsd_config_var_run_t,cupsd_config_var_run_t) files_pid_filetrans(cupsd_config_t,cupsd_config_var_run_t,file) kernel_read_system_state(cupsd_config_t) kernel_read_kernel_sysctls(cupsd_config_t) corenet_all_recvfrom_unlabeled(cupsd_config_t) corenet_all_recvfrom_netlabel(cupsd_config_t) corenet_tcp_sendrecv_all_if(cupsd_config_t) corenet_tcp_sendrecv_all_nodes(cupsd_config_t) corenet_tcp_sendrecv_all_ports(cupsd_config_t) corenet_tcp_connect_all_ports(cupsd_config_t) corenet_sendrecv_all_client_packets(cupsd_config_t) dev_read_sysfs(cupsd_config_t) dev_read_urand(cupsd_config_t) dev_read_rand(cupsd_config_t) fs_getattr_all_fs(cupsd_config_t) fs_search_auto_mountpoints(cupsd_config_t) corecmd_exec_bin(cupsd_config_t) corecmd_exec_shell(cupsd_config_t) domain_use_interactive_fds(cupsd_config_t) # killall causes the following domain_dontaudit_search_all_domains_state(cupsd_config_t) files_read_usr_files(cupsd_config_t) files_read_etc_files(cupsd_config_t) files_read_etc_runtime_files(cupsd_config_t) files_read_var_symlinks(cupsd_config_t) # Alternatives asks for this init_getattr_script_files(cupsd_config_t) libs_use_ld_so(cupsd_config_t) libs_use_shared_libs(cupsd_config_t) logging_send_syslog_msg(cupsd_config_t) miscfiles_read_localization(cupsd_config_t) seutil_dontaudit_search_config(cupsd_config_t) sysnet_read_config(cupsd_config_t) userdom_dontaudit_use_unpriv_user_fds(cupsd_config_t) userdom_dontaudit_search_sysadm_home_dirs(cupsd_config_t) lpd_read_config(cupsd_config_t) cups_stream_connect(cupsd_config_t) ifdef(`distro_redhat',` init_getattr_script_files(cupsd_config_t) optional_policy(` rpm_read_db(cupsd_config_t) ') ') optional_policy(` cron_system_entry(cupsd_config_t, cupsd_config_exec_t) ') optional_policy(` dbus_system_bus_client_template(cupsd_config,cupsd_config_t) dbus_connect_system_bus(cupsd_config_t) optional_policy(` hal_dbus_chat(cupsd_config_t) ') ') optional_policy(` hal_domtrans(cupsd_config_t) hal_read_tmp_files(cupsd_config_t) ') optional_policy(` hostname_exec(cupsd_config_t) ') optional_policy(` logrotate_use_fds(cupsd_config_t) ') optional_policy(` nis_use_ypbind(cupsd_config_t) ') optional_policy(` nscd_socket_use(cupsd_config_t) ') optional_policy(` rpm_read_db(cupsd_config_t) ') optional_policy(` seutil_sigchld_newrole(cupsd_config_t) ') optional_policy(` udev_read_db(cupsd_config_t) ') ######################################## # # Cups lpd support # allow cupsd_lpd_t self:process signal_perms; allow cupsd_lpd_t self:fifo_file rw_fifo_file_perms; allow cupsd_lpd_t self:tcp_socket connected_stream_socket_perms; allow cupsd_lpd_t self:udp_socket create_socket_perms; allow cupsd_lpd_t self:netlink_route_socket r_netlink_socket_perms; # for identd # cjp: this should probably only be inetd_child rules? allow cupsd_lpd_t self:netlink_tcpdiag_socket r_netlink_socket_perms; allow cupsd_lpd_t self:capability { setuid setgid }; files_search_home(cupsd_lpd_t) optional_policy(` kerberos_use(cupsd_lpd_t) ') #end for identd allow cupsd_lpd_t cupsd_etc_t:dir list_dir_perms; read_files_pattern(cupsd_lpd_t,cupsd_etc_t,cupsd_etc_t) read_lnk_files_pattern(cupsd_lpd_t,cupsd_etc_t,cupsd_etc_t) allow cupsd_lpd_t cupsd_rw_etc_t:dir list_dir_perms; read_files_pattern(cupsd_lpd_t,cupsd_rw_etc_t,cupsd_rw_etc_t) read_lnk_files_pattern(cupsd_lpd_t,cupsd_rw_etc_t,cupsd_rw_etc_t) manage_dirs_pattern(cupsd_lpd_t,cupsd_lpd_tmp_t,cupsd_lpd_tmp_t) manage_files_pattern(cupsd_lpd_t,cupsd_lpd_tmp_t,cupsd_lpd_tmp_t) files_tmp_filetrans(cupsd_lpd_t, cupsd_lpd_tmp_t, { file dir }) manage_files_pattern(cupsd_lpd_t,cupsd_lpd_var_run_t,cupsd_lpd_var_run_t) files_pid_filetrans(cupsd_lpd_t,cupsd_lpd_var_run_t,file) kernel_read_kernel_sysctls(cupsd_lpd_t) kernel_read_system_state(cupsd_lpd_t) kernel_read_network_state(cupsd_lpd_t) corenet_all_recvfrom_unlabeled(cupsd_lpd_t) corenet_all_recvfrom_netlabel(cupsd_lpd_t) corenet_tcp_sendrecv_all_if(cupsd_lpd_t) corenet_udp_sendrecv_all_if(cupsd_lpd_t) corenet_tcp_sendrecv_all_nodes(cupsd_lpd_t) corenet_udp_sendrecv_all_nodes(cupsd_lpd_t) corenet_tcp_sendrecv_all_ports(cupsd_lpd_t) corenet_udp_sendrecv_all_ports(cupsd_lpd_t) corenet_tcp_bind_all_nodes(cupsd_lpd_t) corenet_udp_bind_all_nodes(cupsd_lpd_t) corenet_tcp_connect_ipp_port(cupsd_lpd_t) dev_read_urand(cupsd_lpd_t) dev_read_rand(cupsd_lpd_t) fs_getattr_xattr_fs(cupsd_lpd_t) files_read_etc_files(cupsd_lpd_t) libs_use_ld_so(cupsd_lpd_t) libs_use_shared_libs(cupsd_lpd_t) logging_send_syslog_msg(cupsd_lpd_t) miscfiles_read_localization(cupsd_lpd_t) sysnet_read_config(cupsd_lpd_t) cups_stream_connect(cupsd_lpd_t) optional_policy(` inetd_service_domain(cupsd_lpd_t,cupsd_lpd_exec_t) ') optional_policy(` nis_use_ypbind(cupsd_lpd_t) ') optional_policy(` nscd_socket_use(cupsd_lpd_t) ') ######################################## # # HPLIP local policy # # Needed for USB Scanneer and xsane allow hplip_t self:capability { dac_override dac_read_search net_raw }; dontaudit hplip_t self:capability sys_tty_config; allow hplip_t self:fifo_file rw_fifo_file_perms; allow hplip_t self:process signal_perms; allow hplip_t self:unix_dgram_socket create_socket_perms; allow hplip_t self:unix_stream_socket create_socket_perms; allow hplip_t self:netlink_route_socket r_netlink_socket_perms; allow hplip_t self:tcp_socket create_stream_socket_perms; allow hplip_t self:udp_socket create_socket_perms; allow hplip_t self:rawip_socket create_socket_perms; allow hplip_t cupsd_etc_t:dir search; cups_stream_connect(hplip_t) allow hplip_t hplip_etc_t:dir list_dir_perms; read_files_pattern(hplip_t,hplip_etc_t,hplip_etc_t) read_lnk_files_pattern(hplip_t,hplip_etc_t,hplip_etc_t) files_search_etc(hplip_t) manage_files_pattern(hplip_t,hplip_var_run_t,hplip_var_run_t) files_pid_filetrans(hplip_t,hplip_var_run_t,file) kernel_read_system_state(hplip_t) kernel_read_kernel_sysctls(hplip_t) corenet_all_recvfrom_unlabeled(hplip_t) corenet_all_recvfrom_netlabel(hplip_t) corenet_tcp_sendrecv_all_if(hplip_t) corenet_udp_sendrecv_all_if(hplip_t) corenet_raw_sendrecv_all_if(hplip_t) corenet_tcp_sendrecv_all_nodes(hplip_t) corenet_udp_sendrecv_all_nodes(hplip_t) corenet_raw_sendrecv_all_nodes(hplip_t) corenet_tcp_sendrecv_all_ports(hplip_t) corenet_udp_sendrecv_all_ports(hplip_t) corenet_tcp_bind_all_nodes(hplip_t) corenet_udp_bind_all_nodes(hplip_t) corenet_tcp_bind_hplip_port(hplip_t) corenet_tcp_connect_hplip_port(hplip_t) corenet_tcp_connect_ipp_port(hplip_t) corenet_sendrecv_hplip_client_packets(hplip_t) corenet_receive_hplip_server_packets(hplip_t) dev_read_sysfs(hplip_t) dev_rw_printer(hplip_t) dev_read_urand(hplip_t) dev_read_rand(hplip_t) dev_rw_generic_usb_dev(hplip_t) dev_read_usbfs(hplip_t) fs_getattr_all_fs(hplip_t) fs_search_auto_mountpoints(hplip_t) # for python corecmd_exec_bin(hplip_t) domain_use_interactive_fds(hplip_t) files_read_etc_files(hplip_t) files_read_etc_runtime_files(hplip_t) files_read_usr_files(hplip_t) libs_use_ld_so(hplip_t) libs_use_shared_libs(hplip_t) logging_send_syslog_msg(hplip_t) miscfiles_read_localization(hplip_t) sysnet_read_config(hplip_t) userdom_dontaudit_use_unpriv_user_fds(hplip_t) userdom_dontaudit_search_sysadm_home_dirs(hplip_t) userdom_dontaudit_search_all_users_home_content(hplip_t) lpd_read_config(cupsd_t) optional_policy(` seutil_sigchld_newrole(hplip_t) ') optional_policy(` snmp_read_snmp_var_lib_files(hplip_t) ') optional_policy(` udev_read_db(hplip_t) ') ######################################## # # PTAL local policy # allow ptal_t self:capability { chown sys_rawio }; dontaudit ptal_t self:capability sys_tty_config; allow ptal_t self:fifo_file rw_fifo_file_perms; allow ptal_t self:unix_dgram_socket create_socket_perms; allow ptal_t self:unix_stream_socket create_stream_socket_perms; allow ptal_t self:tcp_socket create_stream_socket_perms; allow ptal_t ptal_etc_t:dir list_dir_perms; read_files_pattern(ptal_t,ptal_etc_t,ptal_etc_t) read_lnk_files_pattern(ptal_t,ptal_etc_t,ptal_etc_t) files_search_etc(ptal_t) manage_dirs_pattern(ptal_t,ptal_var_run_t,ptal_var_run_t) manage_files_pattern(ptal_t,ptal_var_run_t,ptal_var_run_t) manage_lnk_files_pattern(ptal_t,ptal_var_run_t,ptal_var_run_t) manage_fifo_files_pattern(ptal_t,ptal_var_run_t,ptal_var_run_t) manage_sock_files_pattern(ptal_t,ptal_var_run_t,ptal_var_run_t) files_pid_filetrans(ptal_t,ptal_var_run_t,{ dir file lnk_file sock_file fifo_file }) kernel_read_kernel_sysctls(ptal_t) kernel_list_proc(ptal_t) kernel_read_proc_symlinks(ptal_t) corenet_all_recvfrom_unlabeled(ptal_t) corenet_all_recvfrom_netlabel(ptal_t) corenet_tcp_sendrecv_all_if(ptal_t) corenet_tcp_sendrecv_all_nodes(ptal_t) corenet_tcp_sendrecv_all_ports(ptal_t) corenet_tcp_bind_all_nodes(ptal_t) corenet_tcp_bind_ptal_port(ptal_t) dev_read_sysfs(ptal_t) dev_read_usbfs(ptal_t) dev_rw_printer(ptal_t) fs_getattr_all_fs(ptal_t) fs_search_auto_mountpoints(ptal_t) domain_use_interactive_fds(ptal_t) files_read_etc_files(ptal_t) files_read_etc_runtime_files(ptal_t) libs_use_ld_so(ptal_t) libs_use_shared_libs(ptal_t) logging_send_syslog_msg(ptal_t) miscfiles_read_localization(ptal_t) sysnet_read_config(ptal_t) userdom_dontaudit_use_unpriv_user_fds(ptal_t) userdom_dontaudit_search_all_users_home_content(ptal_t) optional_policy(` seutil_sigchld_newrole(ptal_t) ') optional_policy(` udev_read_db(ptal_t) ')