High severity7.8NVD Advisory· Published Dec 16, 2022· Updated Oct 14, 2026

CVE-2022-20566

Description

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

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Google/Android
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Android/Android kerneldescription
Google/Android kernelllm-create

Patches

Vulnerability mechanics

References

source.android.com/security/bulletin/pixel/2022-12-01nvdPatchVendor Advisory
cert-portal.siemens.com/productcert/html/ssa-794697.htmlnvd

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