What is GHSA-p8pm-j3f3-xmrf?

GHSA-p8pm-j3f3-xmrf is a security advisory published by GitHub Security Advisories with High severity. In l2cap_chan_put of l2cap_core, there is a possible use after free due to improper locking. This...

Which CVE IDs does GHSA-p8pm-j3f3-xmrf cover?

GHSA-p8pm-j3f3-xmrf covers the following CVE IDs: CVE-2022-20566. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-p8pm-j3f3-xmrf?

GHSA-p8pm-j3f3-xmrf has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-p8pm-j3f3-xmrfHighCVSS 7.8

In l2cap_chan_put of l2cap_core, there is a possible use after free due to improper locking. This...

Vendor

GitHub Security Advisories

Published

December 21, 2022

Last Modified

October 14, 2026

🔗 CVE IDs covered (1)

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

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2022-20566
https://source.android.com/security/bulletin/pixel/2022-12-01
https://cert-portal.siemens.com/productcert/html/ssa-794697.html
https://github.com/advisories/GHSA-p8pm-j3f3-xmrf