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Add IFingerprintDebug service context and Overlay permissions

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avc:  denied  { add } for pid=2023 uid=1000 name=com.google.hardware.biometrics.fingerprint.debug.IFingerprintDebug/default scontext=u:r:hal_fingerprint_default:s0 tcontext=u:object_r:default_android_service:s0 tclass=service_manager permissive=1
avc:  denied  { find } for pid=5125 uid=10181 name=com.google.hardware.biometrics.fingerprint.debug.IFingerprintDebug/default scontext=u:r:priv_app:s0:c512,c768 tcontext=u:object_r:default_android_service:s0 tclass=service_manager permissive=1
avc:  denied  { call } for  scontext=u:r:priv_app:s0:c512,c768 tcontext=u:r:hal_fingerprint_default:s0 tclass=binder permissive=1 app=com.google.android.apps.overlay
avc:  denied  { transfer } for  scontext=u:r:priv_app:s0:c512,c768 tcontext=u:r:hal_fingerprint_default:s0 tclass=binder permissive=1 app=com.google.android.apps.overlay
avc:  denied  { call } for  scontext=u:r:hal_fingerprint_default:s0 tcontext=u:r:priv_app:s0:c512,c768 tclass=binder permissive=1

Test: Compile for userdebug and user. Verify above avc denials no longer seen.
Bug: 332777935
Bug: 388112743
Flag: EXEMPT SEPolicy change.
Change-Id: Ibc879badca5ff745671e3a7050ba70cadb8ac92e
This commit is contained in:
Albert Chen 2025-01-30 19:37:44 +00:00
parent 2cea35ed07
commit 2299ef16ef
2 changed files with 25 additions and 0 deletions
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24
vendor/hal_fingerprint_debug.te vendored Normal file
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# SE policies for IFingerprintDebug
type hal_fingerprint_debug_service, hal_service_type, protected_service, service_manager_type;
userdebug_or_eng(`
# Declare domains for the debug host HAL server/client.
hal_attribute(fingerprint_debug)
hal_server_domain(hal_fingerprint_default, hal_fingerprint_debug)
# Ensure that the server and client can communicate with each other,
# bi-directionally (in the case of callbacks from server to client, for
# example).
binder_call(hal_fingerprint_debug_client, hal_fingerprint_debug_server)
binder_call(hal_fingerprint_debug_server, hal_fingerprint_debug_client)
binder_call(hal_fingerprint_debug_server, servicemanager)
hal_attribute_service(hal_fingerprint_debug, hal_fingerprint_debug_service)
# Allow all priv-apps to communicate with the fingerprint debug HAL on
# userdebug or eng builds.
hal_client_domain(priv_app, hal_fingerprint_debug)
binder_call(priv_app, hal_fingerprint_default)
')

1
vendor/service_contexts vendored
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@ -1,4 +1,5 @@
vendor.qti.hardware.fingerprint.IQfpExtendedFingerprint/default u:object_r:hal_fingerprint_service:s0 vendor.qti.hardware.fingerprint.IQfpExtendedFingerprint/default u:object_r:hal_fingerprint_service:s0
com.google.hardware.biometrics.fingerprint.debug.IFingerprintDebug/default u:object_r:hal_fingerprint_debug_service:s0
com.google.hardware.pixel.display.IDisplay/default u:object_r:hal_pixel_display_service:s0 com.google.hardware.pixel.display.IDisplay/default u:object_r:hal_pixel_display_service:s0
vendor.google.wireless_charger.IWirelessCharger/default u:object_r:hal_wireless_charger_service:s0 vendor.google.wireless_charger.IWirelessCharger/default u:object_r:hal_wireless_charger_service:s0
hardware.qorvo.uwb.IUwbVendor/default u:object_r:hal_uwb_vendor_service:s0 hardware.qorvo.uwb.IUwbVendor/default u:object_r:hal_uwb_vendor_service:s0