# bluetooth app typeattribute bluetooth coredomain; app_domain(bluetooth) net_domain(bluetooth) # Socket creation under /data/misc/bluedroid. type_transition bluetooth bluetooth_data_file:sock_file bluetooth_socket; # Allow access to net_admin ioctls allowxperm bluetooth self:udp_socket ioctl priv_sock_ioctls; wakelock_use(bluetooth); # Data file accesses. allow bluetooth bluetooth_data_file:dir create_dir_perms; allow bluetooth bluetooth_data_file:notdevfile_class_set create_file_perms; allow bluetooth bluetooth_logs_data_file:dir rw_dir_perms; allow bluetooth bluetooth_logs_data_file:file create_file_perms; # Socket creation under /data/misc/bluedroid. allow bluetooth bluetooth_socket:sock_file create_file_perms; allow bluetooth self:global_capability_class_set net_admin; allow bluetooth self:global_capability2_class_set wake_alarm; # tethering allow bluetooth self:packet_socket create_socket_perms_no_ioctl; allow bluetooth self:global_capability_class_set { net_admin net_raw net_bind_service }; allow bluetooth self:tun_socket create_socket_perms_no_ioctl; allow bluetooth tun_device:chr_file rw_file_perms; allowxperm bluetooth tun_device:chr_file ioctl { TUNGETIFF TUNSETIFF }; allow bluetooth efs_file:dir search; # allow Bluetooth to access uhid device for HID profile allow bluetooth uhid_device:chr_file rw_file_perms; # proc access. allow bluetooth proc_bluetooth_writable:file rw_file_perms; # Allow write access to bluetooth specific properties set_prop(bluetooth, bluetooth_a2dp_offload_prop) set_prop(bluetooth, bluetooth_audio_hal_prop) set_prop(bluetooth, bluetooth_prop) set_prop(bluetooth, exported_bluetooth_prop) set_prop(bluetooth, pan_result_prop) allow bluetooth audioserver_service:service_manager find; allow bluetooth bluetooth_service:service_manager find; allow bluetooth drmserver_service:service_manager find; allow bluetooth mediaserver_service:service_manager find; allow bluetooth radio_service:service_manager find; allow bluetooth app_api_service:service_manager find; allow bluetooth system_api_service:service_manager find; allow bluetooth network_stack_service:service_manager find; # already open bugreport file descriptors may be shared with # the bluetooth process, from a file in # /data/data/com.android.shell/files/bugreports/bugreport-*. allow bluetooth shell_data_file:file read; # Bluetooth audio needs RT scheduling to meet deadlines, allow sys_nice allow bluetooth self:global_capability_class_set sys_nice; hal_client_domain(bluetooth, hal_bluetooth) hal_client_domain(bluetooth, hal_telephony) # Bluetooth A2DP offload requires binding with audio HAL hal_client_domain(bluetooth, hal_audio) read_runtime_log_tags(bluetooth) ### ### Neverallow rules ### ### These are things that the bluetooth app should NEVER be able to do ### # Superuser capabilities. # Bluetooth requires net_{admin,raw,bind_service} and wake_alarm and block_suspend and sys_nice. neverallow bluetooth self:global_capability_class_set ~{ net_admin net_raw net_bind_service sys_nice}; neverallow bluetooth self:global_capability2_class_set ~{ wake_alarm block_suspend };