CVE-2023-21131 Information

Description

In checkKeyIntentParceledCorrectly() of ActivityManagerService.java there is a possible bypass of Parcel Mismatch mitigations due to a logic error in the code. This could lead to local escalation of privilege and the ability to launch arbitrary activities in settings with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-265015796

Reference

https://source.android.com/security/bulletin/2023-06-01