Secunia Security Advisory – Debian has issued an update for libgd2. This fixes some vulnerabilities, which can be exploited by malicious people to cause a DoS (Denial of Service) or potentially compromise an application using the library.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/82784/sa37350.txt
Source: https://packetstormsecurity.com/files/82784/Secunia-Security-Advisory-37350.html