{"id":"CVE-2022-20153","title":"In rcu_cblist_dequeue of rcu_segcblist.c, there is a possible use-after-free due to improper locking","summary":"In rcu_cblist_dequeue of rcu_segcblist.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed …","severity":"medium","cvss":6.7,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-667"],"vendor":"google","product":"android","affected":["android"],"published":"2022-06-15","updated":"2026-10-08","sourceUpdated":"2026-10-08T22:17:16.007","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-20153","references":[{"url":"https://source.android.com/security/bulletin/pixel/2022-06-01","label":"security@android.com"},{"url":"https://source.android.com/security/bulletin/pixel/2022-06-01","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00125,"epssPercentile":0.01939,"ingestedAt":"2026-10-08T23:16:47.345Z","slug":"CVE-2022-20153","body":"## Overview\n\nIn rcu_cblist_dequeue of rcu_segcblist.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-222091980References: Upstream kernel\n\n## Affected\n\n- `android`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":36.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}