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Unscored USN-2500-1 2 CVEs

xorg-server, xorg-server-lts-trusty, xorg-server-lts-utopic vulnerabilities

Published Feb 17, 2015 · Updated Apr 27, 2026

Ecosystem: Ubuntu

Summary

Olivier Fourdan discovered that the X.Org X server incorrectly handled
XkbSetGeometry requests resulting in an information leak. An attacker able
to connect to an X server, either locally or remotely, could use this issue
to possibly obtain sensitive information. (CVE-2015-0255)

It was discovered that the X.Org X server incorrectly handled certain
trapezoids. An attacker able to connect to an X server, either locally or
remotely, could use this issue to possibly crash the server. This issue
only affected Ubuntu 12.04 LTS. (CVE-2013-6424)

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 14.04 LTS 14.04:LTS xorg-server 2:1.15.1-0ubuntu2.7
Ubuntu · 14.04 LTS 14.04:LTS xorg-server-lts-utopic 2:1.16.0-1ubuntu1.2~trusty2

Vulnerabilities 2

References

  • report
    https://ubuntu.com/security/CVE-2013-6424
  • report
    https://ubuntu.com/security/CVE-2015-0255