# Any files which would have been created as app_data_file and # privapp_data_file will be created as app_exec_data_file instead. allow rs { app_data_file privapp_data_file }:dir ra_dir_perms; allow rs app_exec_data_file:file create_file_perms; type_transition rs app_data_file:file app_exec_data_file; type_transition rs privapp_data_file:file app_exec_data_file; # Follow /data/user/0 symlink allow rs system_data_file:lnk_file read; # Read files from the app home directory. allow rs { app_data_file privapp_data_file }:file r_file_perms; allow rs { app_data_file privapp_data_file }:dir r_dir_perms; # Cleanup app_exec_data_file files in the app home directory. allow rs { app_data_file privapp_data_file }:dir remove_name; # Use vendor resources allow rs vendor_file:dir r_dir_perms; r_dir_file(rs, vendor_overlay_file) r_dir_file(rs, vendor_app_file) # Read contents of app apks r_dir_file(rs, apk_data_file) allow rs gpu_device:chr_file rw_file_perms; allow rs ion_device:chr_file r_file_perms; allow rs same_process_hal_file:file { r_file_perms execute }; # File descriptors passed from app to renderscript allow rs { untrusted_app_all ephemeral_app priv_app }:fd use; # rs can access app data, so ensure it can only be entered via an app domain and cannot have # CAP_DAC_OVERRIDE. neverallow rs rs:capability_class_set *; neverallow { domain -appdomain } rs:process { dyntransition transition }; neverallow rs { domain -crash_dump }:process { dyntransition transition }; neverallow rs app_data_file:file_class_set ~r_file_perms; # rs should never use network sockets neverallow rs *:network_socket_class_set *;