ReadRLEImage in coders/rle.c in GraphicsMagick 1.3.26 mishandles RLE headers that specify too few colors, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.014
EPSS Ranking 79.7%