Heap-based buffer overflow in the color_cmyk_to_rgb in common/color.c in OpenJPEG before 2.1.1 allows remote attackers to cause a denial of service (crash) via a crafted .j2k file.
https://www.oracle.com/security-alerts/cpujul2020.html
https://github.com/uclouvain/openjpeg/issues/774
https://github.com/uclouvain/openjpeg/commit/162f6199c0cd3ec1c6c6dc65e41b2faab92b2d91