In getContentProviderImpl of ActivityManagerService.java, there is a possible permission bypass due to non-restored binder identities. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-172935267
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Link | Tags |
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https://source.android.com/security/bulletin/2021-02-01 | patch vendor advisory |