A divide-by-zero flaw was found in ImageMagick 6.9.11-57 and 7.0.10-57 in gem.c. This flaw allows an attacker who submits a crafted file that is processed by ImageMagick to trigger undefined behavior through a division by zero. The highest threat from this vulnerability is to system availability.
https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html
https://lists.debian.org/debian-lts-announce/2021/03/msg00030.html