CVE-2020-19609
Artifex MuPDF before 1.18.0 has a heap based buffer over-write in tiff_expand_colormap() function when parsing TIFF files allowing attackers to cause a denial of service.
Date published : 2021-07-21
http://git.ghostscript.com/?p=mupdf.git;h=b7892cdc7fae62aa57d63ae62144e1f11b5f9275