Secunia Security Advisory – Debian has issued an update for gfax. This fixes a security issue, which can be exploited by malicious, local users to gain escalated privileges.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/57517/sa25967.txt
Source: https://packetstormsecurity.com/files/57517/Secunia-Security-Advisory-25967.html