Debian Security Advisory 1773-1 – It was discovered that the imagetops filter in cups, the Common UNIX Printing System, is prone to an integer overflow when reading malicious TIFF images.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/76769/dsa-1773-1.txt
Source: https://packetstormsecurity.com/files/76769/Debian-Linux-Security-Advisory-1773-1.html