A flaw was found in GraphicsMagick 1.3.28, there is a divide-by-zero in the ReadMNGImage function of coders/png.c. Remote attackers could leverage this vulnerability to cause a crash and denial of service via a crafted mng file. References: https://sourceforge.net/p/graphicsmagick/bugs/554/ Patch: https://sourceforge.net/p/graphicsmagick/code/ci/84040fada1eeea62b956bc90d8e67430927c4d90/
Created GraphicsMagick tracking bugs for this issue: Affects: fedora-all [bug 1561226] Affects: epel-all [bug 1561227]