Debian Linux Security Advisory 2072-1 – Several vulnerabilities have been discovered in libpng, a library for reading and writing PNG files.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/91973/dsa-2072-1.txt
Source: https://packetstormsecurity.com/files/91973/Debian-Linux-Security-Advisory-2072-1.html