## Policy for Mozilla and related web browsers ####################################### ## ## The per user domain template for the mozilla module. ## ## ##

## This template creates a derived domains which are used ## for mozilla web browser. ##

##

## This template is invoked automatically for each user, and ## generally does not need to be invoked directly ## by policy writers. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## ## ## The type of the user domain. ## ## ## ## ## The role associated with the user domain. ## ## # template(`mozilla_per_userdomain_template',` ######################################## # # Declarations # type $1_mozilla_t; domain_type($1_mozilla_t) domain_entry_file($1_mozilla_t,mozilla_exec_t) role $3 types $1_mozilla_t; type $1_mozilla_home_t alias $1_mozilla_rw_t; files_poly_member($1_mozilla_home_t) userdom_user_home_content($1,$1_mozilla_home_t) type $1_mozilla_tmpfs_t; files_tmpfs_file($1_mozilla_tmpfs_t) ######################################## # # Local policy # allow $1_mozilla_t self:capability { sys_nice setgid setuid }; allow $1_mozilla_t self:process { sigkill signal setsched getsched setrlimit }; allow $1_mozilla_t self:fifo_file { getattr read write }; allow $1_mozilla_t self:shm { unix_read unix_write read write destroy create }; allow $1_mozilla_t self:sem create_sem_perms; allow $1_mozilla_t self:socket create_socket_perms; allow $1_mozilla_t self:unix_stream_socket { listen accept }; # Browse the web, connect to printer allow $1_mozilla_t self:tcp_socket create_socket_perms; # for bash - old mozilla binary can_exec($1_mozilla_t, mozilla_exec_t) # X access, Home files allow $1_mozilla_t $1_mozilla_home_t:dir manage_dir_perms; allow $1_mozilla_t $1_mozilla_home_t:file manage_file_perms; allow $1_mozilla_t $1_mozilla_home_t:lnk_file create_lnk_perms; fs_search_auto_mountpoints($1_mozilla_t) # Mozpluggerrc allow $1_mozilla_t mozilla_conf_t:file r_file_perms; allow $1_mozilla_t $2:fd use; allow $1_mozilla_t $2:process sigchld; allow $1_mozilla_t $2:unix_stream_socket connectto; allow $2 $1_mozilla_t:fd use; allow $2 $1_mozilla_t:shm { associate getattr }; allow $2 $1_mozilla_t:shm { unix_read unix_write }; allow $2 $1_mozilla_t:unix_stream_socket connectto; # X access, Home files allow $2 $1_mozilla_home_t:dir manage_dir_perms; allow $2 $1_mozilla_home_t:file manage_file_perms; allow $2 $1_mozilla_home_t:lnk_file create_lnk_perms; allow $2 $1_mozilla_home_t:{ dir file lnk_file } { relabelfrom relabelto }; userdom_search_user_home_dirs($1,$1_mozilla_t) allow $1_mozilla_t $1_mozilla_tmpfs_t:dir rw_dir_perms; allow $1_mozilla_t $1_mozilla_tmpfs_t:file manage_file_perms; allow $1_mozilla_t $1_mozilla_tmpfs_t:lnk_file create_lnk_perms; allow $1_mozilla_t $1_mozilla_tmpfs_t:sock_file manage_file_perms; allow $1_mozilla_t $1_mozilla_tmpfs_t:fifo_file manage_file_perms; fs_tmpfs_filetrans($1_mozilla_t,$1_mozilla_tmpfs_t,{ dir file lnk_file sock_file fifo_file }) # Unrestricted inheritance from the caller. allow $2 $1_mozilla_t:process { noatsecure siginh rlimitinh }; allow $1_mozilla_t $2:process signull; # Allow the user domain to signal/ps. allow $2 $1_mozilla_t:dir { search getattr read }; allow $2 $1_mozilla_t:{ file lnk_file } { read getattr }; allow $2 $1_mozilla_t:process getattr; # We need to suppress this denial because procps tries to access # /proc/pid/environ and this now triggers a ptrace check in recent kernels # (2.4 and 2.6). Might want to change procps to not do this, or only if # running in a privileged domain. dontaudit $2 $1_mozilla_t:process ptrace; allow $2 $1_mozilla_t:process signal_perms; kernel_read_kernel_sysctls($1_mozilla_t) kernel_read_network_state($1_mozilla_t) # Access /proc, sysctl kernel_read_system_state($1_mozilla_t) kernel_read_net_sysctls($1_mozilla_t) corecmd_search_sbin($1_mozilla_t) # Look for plugins corecmd_list_bin($1_mozilla_t) # for bash - old mozilla binary corecmd_exec_shell($1_mozilla_t) corecmd_exec_bin($1_mozilla_t) # Browse the web, connect to printer corenet_tcp_sendrecv_generic_if($1_mozilla_t) corenet_raw_sendrecv_generic_if($1_mozilla_t) corenet_tcp_sendrecv_all_nodes($1_mozilla_t) corenet_raw_sendrecv_all_nodes($1_mozilla_t) corenet_tcp_sendrecv_http_port($1_mozilla_t) corenet_tcp_sendrecv_http_cache_port($1_mozilla_t) corenet_tcp_sendrecv_ftp_port($1_mozilla_t) corenet_tcp_sendrecv_ipp_port($1_mozilla_t) corenet_non_ipsec_sendrecv($1_mozilla_t) corenet_tcp_bind_all_nodes($1_mozilla_t) corenet_tcp_connect_http_port($1_mozilla_t) corenet_tcp_connect_http_cache_port($1_mozilla_t) corenet_tcp_connect_ftp_port($1_mozilla_t) corenet_tcp_connect_ipp_port($1_mozilla_t) corenet_tcp_connect_generic_port($1_mozilla_t) # Should not need other ports corenet_dontaudit_tcp_sendrecv_generic_port($1_mozilla_t) corenet_dontaudit_tcp_bind_generic_port($1_mozilla_t) dev_read_urand($1_mozilla_t) dev_write_sound($1_mozilla_t) dev_read_sound($1_mozilla_t) dev_dontaudit_rw_dri($1_mozilla_t) files_read_etc_runtime_files($1_mozilla_t) files_read_usr_files($1_mozilla_t) files_read_etc_files($1_mozilla_t) # /var/lib files_read_var_lib_files($1_mozilla_t) # interacting with gstreamer files_read_var_files($1_mozilla_t) files_read_var_symlinks($1_mozilla_t) fs_search_inotifyfs($1_mozilla_t) fs_rw_tmpfs_files($1_mozilla_t) libs_use_ld_so($1_mozilla_t) libs_use_lib_files($1_mozilla_t) libs_use_shared_libs($1_mozilla_t) logging_send_syslog_msg($1_mozilla_t) miscfiles_read_fonts($1_mozilla_t) # Browse the web, connect to printer sysnet_dns_name_resolve($1_mozilla_t) sysnet_read_config($1_mozilla_t) userdom_manage_user_home_content_dirs($1,$1_mozilla_t) userdom_manage_user_home_content_files($1,$1_mozilla_t) userdom_manage_user_home_content_symlinks($1,$1_mozilla_t) userdom_manage_user_tmp_dirs($1,$1_mozilla_t) userdom_manage_user_tmp_files($1,$1_mozilla_t) userdom_manage_user_tmp_sockets($1,$1_mozilla_t) xserver_user_client_template($1,$1_mozilla_t,$1_mozilla_tmpfs_t) tunable_policy(`allow_execmem',` allow $1_mozilla_t self:process { execmem execstack }; ') tunable_policy(`use_nfs_home_dirs',` fs_manage_nfs_dirs($1_mozilla_t) fs_manage_nfs_files($1_mozilla_t) fs_manage_nfs_symlinks($1_mozilla_t) ') tunable_policy(`use_samba_home_dirs',` fs_manage_cifs_dirs($1_mozilla_t) fs_manage_cifs_files($1_mozilla_t) fs_manage_cifs_symlinks($1_mozilla_t) ') # Type transition tunable_policy(`! disable_mozilla_trans',` domain_auto_trans($2, mozilla_exec_t, $1_mozilla_t) ') # Uploads, local html tunable_policy(`mozilla_read_content && use_nfs_home_dirs',` fs_list_auto_mountpoints($1_mozilla_t) files_list_home($1_mozilla_t) fs_read_nfs_files($1_mozilla_t) fs_read_nfs_symlinks($1_mozilla_t) ',` files_dontaudit_list_home($1_mozilla_t) fs_dontaudit_list_auto_mountpoints($1_mozilla_t) fs_dontaudit_read_nfs_files($1_mozilla_t) fs_dontaudit_list_nfs($1_mozilla_t) ') tunable_policy(`mozilla_read_content && use_samba_home_dirs',` fs_list_auto_mountpoints($1_mozilla_t) files_list_home($1_mozilla_t) fs_read_cifs_files($1_mozilla_t) fs_read_cifs_symlinks($1_mozilla_t) ',` files_dontaudit_list_home($1_mozilla_t) fs_dontaudit_list_auto_mountpoints($1_mozilla_t) fs_dontaudit_read_cifs_files($1_mozilla_t) fs_dontaudit_list_cifs($1_mozilla_t) ') tunable_policy(`mozilla_read_content',` userdom_list_user_tmp($1,$1_mozilla_t) userdom_read_user_tmp_files($1,$1_mozilla_t) userdom_read_user_tmp_symlinks($1,$1_mozilla_t) userdom_search_user_home_dirs($1,$1_mozilla_t) userdom_read_user_home_content_files($1,$1_mozilla_t) userdom_read_user_home_content_symlinks($1,$1_mozilla_t) ifdef(`mls_policy',`',` fs_search_removable($1_mozilla_t) fs_read_removable_files($1_mozilla_t) fs_read_removable_symlinks($1_mozilla_t) ') ',` files_dontaudit_list_tmp($1_mozilla_t) files_dontaudit_list_home($1_mozilla_t) fs_dontaudit_list_removable($1_mozilla_t) fs_donaudit_read_removable_files($1_mozilla_t) userdom_dontaudit_list_user_tmp($1,$1_mozilla_t) userdom_dontaudit_read_user_tmp_files($1,$1_mozilla_t) userdom_dontaudit_list_user_home_dirs($1,$1_mozilla_t) userdom_dontaudit_read_user_home_content_files($1,$1_mozilla_t) ') tunable_policy(`mozilla_read_content && read_default_t',` files_list_default($1_mozilla_t) files_read_default_files($1_mozilla_t) files_read_default_symlinks($1_mozilla_t) ',` files_dontaudit_read_default_files($1_mozilla_t) files_dontaudit_list_default($1_mozilla_t) ') tunable_policy(`mozilla_read_content && read_untrusted_content',` files_list_tmp($1_mozilla_t) files_list_home($1_mozilla_t) userdom_search_user_home_dirs($1,$1_mozilla_t) userdom_list_user_untrusted_content($1,$1_mozilla_t) userdom_read_user_untrusted_content_files($1,$1_mozilla_t) userdom_read_user_untrusted_content_symlinks($1,$1_mozilla_t) userdom_list_user_tmp_untrusted_content($1,$1_mozilla_t) userdom_read_user_tmp_untrusted_content_files($1,$1_mozilla_t) userdom_read_user_tmp_untrusted_content_symlinks($1,$1_mozilla_t) ',` files_dontaudit_list_tmp($1_mozilla_t) files_dontaudit_list_home($1_mozilla_t) userdom_dontaudit_list_user_home_dirs($1,$1_mozilla_t) userdom_dontaudit_list_user_untrusted_content($1,$1_mozilla_t) userdom_dontaudit_read_user_untrusted_content_files($1,$1_mozilla_t) userdom_dontaudit_list_user_tmp_untrusted_content($1,$1_mozilla_t) userdom_dontaudit_read_user_tmp_untrusted_content_files($1,$1_mozilla_t) ') # Save web pages tunable_policy(`write_untrusted_content && use_nfs_home_dirs',` files_search_home($1_mozilla_t) fs_search_auto_mountpoints($1_mozilla_t) fs_manage_nfs_dirs($1_mozilla_t) fs_manage_nfs_files($1_mozilla_t) fs_manage_nfs_symlinks($1_mozilla_t) ',` fs_dontaudit_list_auto_mountpoints($1_mozilla_t) fs_dontaudit_manage_nfs_dirs($1_mozilla_t) fs_dontaudit_manage_nfs_files($1_mozilla_t) ') tunable_policy(`write_untrusted_content && use_samba_home_dirs',` files_search_home($1_mozilla_t) fs_search_auto_mountpoints($1_mozilla_t) fs_manage_cifs_dirs($1_mozilla_t) fs_manage_cifs_files($1_mozilla_t) fs_manage_cifs_symlinks($1_mozilla_t) ',` fs_dontaudit_list_auto_mountpoints($1_mozilla_t) fs_dontaudit_manage_cifs_dirs($1_mozilla_t) fs_dontaudit_manage_cifs_files($1_mozilla_t) ') tunable_policy(`write_untrusted_content',` files_search_home($1_mozilla_t) files_tmp_filetrans($1_mozilla_t,$1_untrusted_content_tmp_t,file) files_tmp_filetrans($1_mozilla_t,$1_untrusted_content_tmp_t,dir) userdom_manage_user_untrusted_content_files($1,$1_mozilla_t,file) userdom_manage_user_untrusted_content_files($1,$1_mozilla_t,dir) ',` files_dontaudit_list_home($1_mozilla_t) files_dontaudit_list_tmp($1_mozilla_t) userdom_dontaudit_list_user_home_dirs($1,$1_mozilla_t) userdom_dontaudit_manage_user_tmp_dirs($1,$1_mozilla_t) userdom_dontaudit_manage_user_tmp_files($1,$1_mozilla_t) userdom_dontaudit_manage_user_home_content_dirs($1,$1_mozilla_t) ') optional_policy(` apache_read_user_scripts($1,$1_mozilla_t) apache_read_user_content($1,$1_mozilla_t) ') optional_policy(` cups_read_rw_config($1_mozilla_t) ') optional_policy(` dbus_system_bus_client_template($1_mozilla,$1_mozilla_t) dbus_send_system_bus($1_mozilla_t) ifdef(`TODO',` optional_policy(` allow cupsd_t $1_mozilla_t:dbus send_msg; ') ') ') optional_policy(` nscd_socket_use($1_mozilla_t) ') optional_policy(` squid_use($1_mozilla_t) ') optional_policy(` lpd_domtrans_user_lpr($1,$1_mozilla_t) ') ifdef(`TODO',` # Java plugin optional_policy(` #reh, these are hacked in types due to the use of the java_per_userdomain_template type $1_mozilla_tmp_t; files_tmp_file($1_mozilla_tmp_t) #this looks even more ugly. type $1_mozilla_tty_device_t; term_tty($1_mozilla_t,$1_mozilla_tty_device_t) type $1_mozilla_devpts_t; term_pty($1_mozilla_devpts_t) type $1_mozilla_home_dir_t; userdom_user_home_content($1,$1_mozilla_home_dir_t) java_per_userdomain_template($1_mozilla,$2,$3) ') ######### Launch mplayer optional_policy(` domain_auto_trans($1_mozilla_t, mplayer_exec_t, $1_mplayer_t) dontaudit $1_mplayer_t $1_mozilla_home_t:file { read write }; dontaudit $1_mplayer_t $1_mozilla_t:unix_stream_socket { read write }; dontaudit $1_mplayer_t $1_mozilla_home_t:file { read write }; ') #NOTE commented out in strict. ######### Launch email client, and make webcal links work #ifdef(`evolution.te', ` #domain_auto_trans($1_mozilla_t, evolution_exec_t, $1_evolution_t) #domain_auto_trans($1_mozilla_t, evolution_webcal_exec_t, $1_evolution_webcal_t) #') #NOTE commented out in strict #ifdef(`thunderbird.te', ` #domain_auto_trans($1_mozilla_t, thunderbird_exec_t, $1_thunderbird_t) #') # Macros for mozilla/mozilla (or other browser) domains. # FIXME: Rules were removed to centralize policy in a gnome_app macro # A similar thing might be necessary for mozilla compiled without GNOME # support (is this possible?). # GNOME integration optional_policy(` gnome_application($1_mozilla, $1) gnome_file_dialog($1_mozilla, $1) ') ') ')