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Fencer Intel
medium 6.8

CVE-2022-20009 json

In various functions of the USB gadget subsystem, there is a possible out of bounds write due to a missing bounds check.

published 4y ago modified 4mo ago also EUVD-2022-25269

cvss
6.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits
0
none known

Summary

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

Patch / fix

  • linux Ubuntu 18.04 LTS 4.15.0-177.186
  • linux Ubuntu 20.04 LTS 5.4.0-110.124
  • linux-aws Ubuntu 18.04 LTS 4.15.0-1128.137
  • linux-aws Ubuntu 20.04 LTS 5.4.0-1073.78
  • linux-gcp Ubuntu 20.04 LTS 5.4.0-1073.78
  • linux-gke Ubuntu 20.04 LTS 5.4.0-1071.76
  • linux-ibm Ubuntu 20.04 LTS 5.4.0-1021.23
  • linux-iot Ubuntu 20.04 LTS 5.4.0-1004.6

ubuntu advisories UBUNTU-CVE-2022-20009

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • n/a Android

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.