Secunia Security Advisory – A vulnerability has been reported in libpng, which can be exploited by malicious people to cause a DoS (Denial of Service) or to potentially compromise an application using the library.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75052/sa33970.txt
Source: https://packetstormsecurity.com/files/75052/Secunia-Security-Advisory-33970.html