CVE-2021-0920
Android Kernel Race Condition Vulnerability
6.4
MEDIUM
CVSS 3.1
⚠ KEVEPSS 0.91%
Description
In unix_scm_to_skb of af_unix.c, there is a possible use after free bug due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-196926917References: Upstream kernel
How to fix CVE-2021-0920
To remediate CVE-2021-0920, upgrade the affected package to a fixed version below.
- —upgrade to 5.10.70-1 or later
Is CVE-2021-0920 being exploited?
Yes — CVE-2021-0920 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (1)
- from 0, < 5.10.70-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.4 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H |