Secunia Security Advisory – Fedora has issued an update for libungif. This fixes two vulnerabilities, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially to compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/41271/sa17438.txt
Source: https://packetstormsecurity.com/files/41271/Secunia-Security-Advisory-17438.html