Robert Święcki discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could execute arbitrary code with user privileges.
The problem can be corrected by updating your system to the following package versions:
20 July 2010
A security issue affects these releases of Ubuntu and its derivatives:
Robert Święcki discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could execute arbitrary code with user privileges.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart your session to make all the necessary changes.
Vulmon