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OpenAdvisories
Unscored USN-4656-2 2 CVEs

xorg-server vulnerabilities

Published Dec 7, 2020 · Updated Apr 22, 2026

Summary

USN-4656-1 fixed several vulnerabilities in X.Org. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Jan-Niklas Sohn discovered that the X.Org X Server XKB extension
incorrectly handled certain inputs. A local attacker could possibly use
this issue to escalate privileges.

Fixed packages 1

ReleasePackageFixed in
Ubuntu · Pro 14.04 LTS Pro:14.04:LTS xorg-server 2:1.15.1-0ubuntu2.11+esm3

Vulnerabilities 2

References

  • report
    https://ubuntu.com/security/CVE-2020-14360
  • report
    https://ubuntu.com/security/CVE-2020-25712