VULNERABILITY INTELLIGENCE
CVE-2021-39634
CVSS score7.8 HIGH
EPSS probability0.25%
CISA KEVNot currently listed
Published2022-01-14
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
In fs/eventpoll.c, there is a possible use after free. 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-204450605References: Upstream kernel
Weakness classification
- nvd@nist.gov: CWE-416
Primary references
- security@android.com — Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory