CVE-2018-11251

In ImageMagick 7.0.7-23 Q16 x8664 2018-01-24, there is a heap-based buffer over-read in ReadSUNImage in coders/sun.c, which allows attackers to cause a denial of service application crash in SetGrayscaleImage in MagickCore/quantize.c via a crafted SUN image file...