1. Ubuntu Security Notices
  2. USN-1857-1

USN-1857-1: libxext vulnerability

Publication date

5 June 2013

Overview

Several security issues were fixed in libxext.

Releases

Packages

  • libxext - X11 miscellaneous extensions library

Details

Ilja van Sprundel discovered multiple security issues in various X.org
libraries and components. An attacker could use these issues to cause
applications to crash, resulting in a denial of service, or possibly
execute arbitrary code.

Ilja van Sprundel discovered multiple security issues in various X.org
libraries and components. An attacker could use these issues to cause
applications to crash, resulting in a denial of service, or possibly
execute arbitrary code.

Update instructions

After a standard system update you need to restart your session to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
13.04 raring libxext6 –  2:1.3.1-2ubuntu0.13.04.1
12.10 quantal libxext6 –  2:1.3.1-2ubuntu0.12.10.1
12.04 precise libxext6 –  2:1.3.0-3ubuntu0.1
10.04 lucid libxext6 –  2:1.1.1-2ubuntu0.1

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References

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