The mng_get_long function in coders/png.c in ImageMagick 7.0.6-0 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted MNG image. Upstream bug: https://github.com/ImageMagick/ImageMagick/issues/538
Created ImageMagick tracking bugs for this issue: Affects: fedora-all [bug 1471122]