{"action":"Upgrade mupdf to 1.17.0+ds1-2 or later.","affected":[{"fixed":"1.17.0+ds1-2","introduced":"0"}],"component":"mupdf","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.17.0+ds1-2"],"id":"tcs_01M5NFV2E808J57ZGRYAPA2VSB","modified_at":"2026-10-23T18:03:49.999944078Z","published_at":"2021-07-21T22:15:08.170Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-37220","https://security-tracker.debian.org/tracker/CVE-2021-37220"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-37220","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-37220"}],"summary":"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"}