A security issue affects the following Ubuntu releases:
Ubuntu 6.06 LTS
This advisory also applies to the corresponding versions of
Kubuntu, Edubuntu, and Xubuntu.
The problem can be corrected by upgrading your system to the
following package versions:
Ubuntu 6.06 LTS:
After a standard system upgrade you need to restart your session or
reboot your computer to effect the necessary changes.
Multiple integer overflows were found in the XGetPixel function of
libx11. If a user were tricked into opening a specially crafted XWD
image, remote attackers could execute arbitrary code with user