The AcquireMagickMemory function in MagickCore/memory.c in ImageMagick before 7.0.3.3 allows remote attackers to have unspecified impact via a crafted image, which triggers a memory allocation failure.
https://github.com/ImageMagick/ImageMagick/issues/271
https://bugzilla.redhat.com/show_bug.cgi?id=1387135
http://www.securityfocus.com/bid/93794
http://www.openwall.com/lists/oss-security/2016/10/20/3