Race condition vulnerability in KeyguardServiceWrapper.java allows brief lockscreen bypass

CVE-2022-20006 · HIGH Severity

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

In several functions of KeyguardServiceWrapper.java and related files,, there is a possible way to briefly view what's under the lockscreen due to a race condition. This could lead to local escalation of privilege if a Guest user is enabled, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-151095871

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