Memory leak in AcquireVirtualMemory in ImageMagick before 7 allows remote attackers to cause a denial of service (memory consumption) via unspecified vectors.
https://github.com/ImageMagick/ImageMagick/commit/4e81ce8b07219c69a9aeccb0f7f7b927ca6db74c
https://bugzilla.redhat.com/show_bug.cgi?id=1378776
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=833101
http://www.securityfocus.com/bid/93232
http://www.openwall.com/lists/oss-security/2016/09/22/2
http://www.imagemagick.org/discourse-server/viewtopic.php?f=2&t=28946