{"id":"CVE-2021-20303","details":"A flaw found in function dataWindowForTile() of IlmImf/ImfTiledMisc.cpp. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, leading to an out-of-bounds write on the heap. The greatest impact of this flaw is to application availability, with some potential impact to data integrity as well.","modified":"2026-04-10T04:29:17.745940Z","published":"2022-03-04T18:15:07.993Z","related":["SUSE-SU-2021:14846-1","SUSE-SU-2021:2793-1","SUSE-SU-2021:2913-1","openSUSE-SU-2021:1198-1","openSUSE-SU-2021:2793-1"],"references":[{"type":"ADVISORY","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25505"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1939151"},{"type":"FIX","url":"https://github.com/AcademySoftwareFoundation/openexr/pull/831"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/openexr/openexr","events":[{"introduced":"0"},{"fixed":"1899a456cbafb213c4a53c35eb3203296f92e503"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"2.5.4"}]}}],"versions":["OPENEXR_1_0_4","v1.7.1","v2.0.0","v2.0.0.GM","v2.0.1","v2.1.0","v2.3.0","v2.4.0","v2.4.0-beta.1","v2.5.0","v2.5.1","v2.5.2","v2.5.3"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20303.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:L/A:H"}]}