🛡️ CVE-2022-20409 — android

🟡 CVSS 6.7 — Medium ✅ No Known Exploit NVD
6.7
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In io_identity_cow of io_uring.c, there is a possible way to corrupt memory due to a use after free. 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-238177383References: Upstream kernel

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs administrative privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Affected software

CVE-2022-20409 is recorded against 2 packages.

  • :linux-kernel: (from :0 up to :2022-10-05)
  • android

Timeline and source

Published on 1 October 2022 and last revised on 11 August 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

source.android.com (Advisory)
android.googlesource.com (Fix)

CVE-2022-20409 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Medium
CVSS Score 6.7
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source NVD
Published 2022-10-01
Updated 2026-08-11
Modified 2026-08-11

Affected Packages

Software From version Fixed in
:linux-kernel: :0 :2022-10-05
android — —

Similar Threats

Vulnerability Monitoring

Track new vulnerabilities in android

CVE-2022-20409 is rated CVSS 6.7 Medium. BotEraser monitors your WordPress installation and notifies you when software you use appears in our vulnerability database.

Set Up Free Alerts →

No credit card required  ·  Results in minutes

ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.