In onKeyguardVisibilityChanged of key_store_service.cpp, there is a missing permission check. This could lead to local escalation of privilege, allowing apps to use keyguard-bound keys when the screen is locked, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10Android ID: A-144285084
| Software | From | Fixed in |
|---|---|---|
| google / android | 9.0 | 9.0.x |
| google / android | 10.0 | 10.0.x |