1. Ubuntu Security Notices
  2. USN-3063-1

USN-3063-1: Fontconfig vulnerability

Publication date

17 August 2016

Overview

Fontconfig be made to crash or run programs if it opened a specially crafted file.

Releases

Packages

Details

Tobias Stoeckmann discovered that Fontconfig incorrectly handled cache
files. A local attacker could possibly use this issue with a specially
crafted cache file to elevate privileges.

Tobias Stoeckmann discovered that Fontconfig incorrectly handled cache
files. A local attacker could possibly use this issue with a specially
crafted cache file to elevate privileges.

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
16.04 xenial fontconfig –  2.11.94-0ubuntu1.1
libfontconfig1 –  2.11.94-0ubuntu1.1
14.04 trusty fontconfig –  2.11.0-0ubuntu4.2
libfontconfig1 –  2.11.0-0ubuntu4.2
12.04 precise fontconfig –  2.8.0-3ubuntu9.2
libfontconfig1 –  2.8.0-3ubuntu9.2

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References

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