CVE-2022-20566: Google Android

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In l2cap_chan_put of l2cap_core, there is a possible use after free due to improper locking. 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-165329981References: Upstream kernel

Affected products

• Google Android: affected versions not specified

Published 2022-12-16. Last modified 2026-06-17.