CVE-2022-20377: Google Android

Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days.

In TBD of keymaster_ipc.cpp, there is a possible to force gatekeeper, fingerprint, and faceauth to use a known HMAC key. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-222339795References: N/A

Affected products

• Google Android: affected versions not specified

Published 2022-08-11. Last modified 2026-06-17.