A heap-based buffer overflow issue was discovered in ImageMagick's ReadTIM2ImageData() function in coders/tim2.c. A local attacker could trick the user in opening specially crafted file, triggering an out-of-bounds read error, allowing an application to crash, resulting in a denial of service.
https://github.com/ImageMagick/ImageMagick/commit/1061db7f80fdc9ef572ac60b55f408f7bab6e1b0