Heap-based buffer overflow in enhance.c in ImageMagick before 7.0.6-6 allows attackers to cause a denial of service via a crafted file. References: http://seclists.org/oss-sec/2017/q3/301 Upstream patch: https://github.com/ImageMagick/ImageMagick/commit/1cc6f0ccc92c20c7cab6c4a7335daf29c91f0d8e Upstream issue: https://github.com/ImageMagick/ImageMagick/issues/663