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🛡️ CVE-2022-20009 — android

🟡 CVSS 6.8 — Medium ✅ No Known Exploit NVD
6.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In various functions of the USB gadget subsystem, there is a possible out of bounds write due to a missing bounds check. 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-213172319References: Upstream kernel

How this vulnerability can be exploited

This issue can be reached with physical access to the device, attack complexity is low, an attacker needs no 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.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Attack vector: Physical — the attacker has to touch the device.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: High — total loss, or loss the attacker controls.
  • Integrity impact: High — total loss, or loss the attacker controls.
  • Availability impact: High — total loss, or loss the attacker controls.

Affected software

CVE-2022-20009 is recorded against 2 packages.

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

Timeline and source

Published on 1 May 2022 and last revised on 20 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)
android.googlesource.com (Fix)

Other advisories for this package

:linux-kernel: has other advisories on record. If you are patching this one, these are worth checking on the same host:

CVE-2022-20009 on other distributions

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

Details

Severity Medium
CVSS Score 6.8
CVSS Vector CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source NVD
Published 2022-05-01
Updated 2026-08-20
Modified 2026-08-20

Affected Packages

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

Similar Threats

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ⓘ 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.

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