{"action":"Upgrade openexr to 2.5.4-1 or later.","affected":[{"fixed":"2.5.4-1","introduced":"0"}],"component":"openexr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.5.4-1"],"id":"tcs_01M5NFBGKB4HHMBDRK67E4XKSC","modified_at":"2026-10-23T18:03:24.616801239Z","published_at":"2022-08-23T16:15:09.087Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-20304","https://security-tracker.debian.org/tracker/CVE-2021-20304"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-20304","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-20304"}],"summary":"A flaw was found in OpenEXR's hufDecode functionality. This flaw allows an attacker who can pass a crafted file to be processed by OpenEXR, to trigger an undefined right shift error. The highest threa"}