GraphicsMagick buffer overread vulnerability (CNVD-2019-12506)

GraphicsMagick is a simple set of image processing tools. The tool provides resizing, rotating, highlighting and other functions to images. A heap buffer over-read vulnerability exists in the ReadMIFFImage function in coders/miff.c in GraphicsMagick 1.4 snapshot-20190322 Q8, which can be exploite...