[SECURITY] [DLA 1196-1] optipng security update

Package : optipng Version : 0.6.4-1+deb7u4 CVE ID : CVE-2017-16938 Debian Bug : 878839 optipng, an advanced PNG Portable Network Graphics optimizer, has been found vulnerable to a buffer overflow which allows remote attackers to cause a denial-of-service attack or other unspecified impact with a...