Secunia Security Advisory – Debian has issued an update for netpbm-free. This fixes a vulnerability, which potentially can be exploited by malicious people to cause a DoS (Denial of Service) or compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/41033/sa17357.txt
Source: https://packetstormsecurity.com/files/41033/Secunia-Security-Advisory-17357.html