Mandriva Linux Security Advisory – A heap-based buffer overflow flaw was found in how the X.org server handled malformed font files that could allow a malicious local user to potentially execute arbitrary code with the privileges of the X.org server.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/62982/MDVSA-2008-024.txt
Source: https://packetstormsecurity.com/files/62982/Mandriva-Linux-Security-Advisory-2008-024.html