Heap overflow in the WaveletDenoiseImage function in MagickCore/fx.c in ImageMagick before 6.9.6-4 and 7.x before 7.0.3-6 allows remote attackers to cause a denial of service (crash) via a crafted image. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-9298