USN-403-1: X.org vulnerabilities
9 January 2007
xorg, xorg-server vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 6.10
- Ubuntu 6.06 LTS
- Ubuntu 5.10
Software Description
Details
The DBE and Render extensions in X.org were vulnerable to integer overflows, which could lead to memory overwrites. An authenticated user could make a specially crafted request and execute arbitrary code with root privileges.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 6.10
- xserver-xorg-core - 1:1.1.1-0ubuntu12.1
- Ubuntu 6.06 LTS
- xserver-xorg-core - 1:1.0.2-0ubuntu10.5
- Ubuntu 5.10
- xserver-xorg-core - 6.8.2-77.2
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system upgrade you need to reboot your computer to effect the necessary changes.