{"id":"CVE-2021-37220","details":"MuPDF through 1.18.1 has an out-of-bounds write because the cached color converter does not properly consider the maximum key size of a hash table. This can, for example, be seen with crafted \"mutool draw\" input.","modified":"2026-03-15T22:37:27.240407Z","published":"2021-07-21T22:15:08.170Z","references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TKRMREIYUBGG2GV73CU7BJNW2Q34IP23/"},{"type":"WEB","url":"http://git.ghostscript.com/?p=mupdf.git%3Bh=f5712c9949d026e4b891b25837edd2edc166151f"},{"type":"EVIDENCE","url":"https://bugs.ghostscript.com/show_bug.cgi?id=703791"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"1.18.1"}]},{"events":[{"introduced":"0"},{"last_affected":"34"}]},{"events":[{"introduced":"0"},{"last_affected":"1.18.1"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-37220.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}