6026a4adb9
DropboxManager may pass FDs to any app with the READ_LOGS permission which is available to all apps as a development permission. Test: atest CtsIncidentHostTestCases Fixes: 111856304 Change-Id: I329e3125dab83de948b860061df9d232e31cb23e
136 lines
3.7 KiB
Text
136 lines
3.7 KiB
Text
###
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### Apps that run with the system UID, e.g. com.android.system.ui,
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### com.android.settings. These are not as privileged as the system
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### server.
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###
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typeattribute system_app coredomain;
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app_domain(system_app)
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net_domain(system_app)
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binder_service(system_app)
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# android.ui and system.ui
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allow system_app rootfs:dir getattr;
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# Read and write /data/data subdirectory.
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allow system_app system_app_data_file:dir create_dir_perms;
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allow system_app system_app_data_file:{ file lnk_file } create_file_perms;
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# Read and write to /data/misc/user.
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allow system_app misc_user_data_file:dir create_dir_perms;
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allow system_app misc_user_data_file:file create_file_perms;
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# Access to vold-mounted storage for measuring free space
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allow system_app mnt_media_rw_file:dir search;
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# Read wallpaper file.
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allow system_app wallpaper_file:file r_file_perms;
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# Read icon file.
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allow system_app icon_file:file r_file_perms;
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# Write to properties
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set_prop(system_app, bluetooth_a2dp_offload_prop)
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set_prop(system_app, bluetooth_prop)
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set_prop(system_app, debug_prop)
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set_prop(system_app, system_prop)
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set_prop(system_app, exported_bluetooth_prop)
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set_prop(system_app, exported_system_prop)
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set_prop(system_app, exported2_system_prop)
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set_prop(system_app, exported3_system_prop)
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set_prop(system_app, logd_prop)
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set_prop(system_app, net_radio_prop)
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set_prop(system_app, system_radio_prop)
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set_prop(system_app, exported_system_radio_prop)
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set_prop(system_app, log_tag_prop)
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userdebug_or_eng(`set_prop(system_app, logpersistd_logging_prop)')
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auditallow system_app net_radio_prop:property_service set;
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auditallow system_app system_radio_prop:property_service set;
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auditallow system_app exported_system_radio_prop:property_service set;
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# ctl interface
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set_prop(system_app, ctl_default_prop)
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set_prop(system_app, ctl_bugreport_prop)
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# Create /data/anr/traces.txt.
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allow system_app anr_data_file:dir ra_dir_perms;
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allow system_app anr_data_file:file create_file_perms;
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# Settings need to access app name and icon from asec
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allow system_app asec_apk_file:file r_file_perms;
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# Allow system apps (like Settings) to interact with statsd
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binder_call(system_app, statsd)
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# Allow system apps to interact with incidentd
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binder_call(system_app, incidentd)
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allow system_app servicemanager:service_manager list;
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# TODO: scope this down? Too broad?
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allow system_app {
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service_manager_type
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-dumpstate_service
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-installd_service
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-netd_service
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-virtual_touchpad_service
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-vold_service
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-vr_hwc_service
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}:service_manager find;
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# suppress denials for services system_app should not be accessing.
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dontaudit system_app {
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dumpstate_service
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installd_service
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netd_service
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virtual_touchpad_service
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vold_service
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vr_hwc_service
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}:service_manager find;
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allow system_app keystore:keystore_key {
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get_state
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get
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insert
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delete
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exist
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list
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reset
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password
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lock
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unlock
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is_empty
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sign
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verify
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grant
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duplicate
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clear_uid
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user_changed
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};
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# /proc/net access.
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# TODO(b/9496886) Audit access for removal.
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r_dir_file(system_app, proc_net_type)
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userdebug_or_eng(`
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auditallow system_app proc_net_type:{ dir file lnk_file } { getattr open read };
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')
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# settings app reads /proc/version
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allow system_app {
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proc_version
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}:file r_file_perms;
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control_logd(system_app)
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read_runtime_log_tags(system_app)
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get_prop(system_app, device_logging_prop)
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# allow system apps to use UDP sockets provided by the system server but not
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# modify them other than to connect
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allow system_app system_server:udp_socket {
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connect getattr read recvfrom sendto write getopt setopt };
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###
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### Neverallow rules
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###
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# app domains which access /dev/fuse should not run as system_app
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neverallow system_app fuse_device:chr_file *;
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