Ubuntu Security Notice USN-767-1
27th April, 2009
freetype vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 9.04
- Ubuntu 8.10
- Ubuntu 8.04 LTS
- Ubuntu 6.06 LTS
Software description
- freetype
Details
Tavis Ormandy discovered that FreeType did not correctly handle certain
large values in font files. If a user were tricked into using a specially
crafted font file, a remote attacker could execute arbitrary code with user
privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 9.04:
- libfreetype6 2.3.9-4ubuntu0.1
- Ubuntu 8.10:
- libfreetype6 2.3.7-2ubuntu1.1
- Ubuntu 8.04 LTS:
- libfreetype6 2.3.5-1ubuntu4.8.04.2
- Ubuntu 6.06 LTS:
- libfreetype6 2.1.10-1ubuntu2.6
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system upgrade you need to restart your session to effect
the necessary changes.