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USN-3063-1: Fontconfig vulnerability

17 August 2016

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




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

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

Ubuntu 16.04
Ubuntu 14.04
Ubuntu 12.04

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