{"id":"CVE-2020-16588","details":"A Null Pointer Deference issue exists in Academy Software Foundation OpenEXR 2.3.0 in generatePreview in makePreview.cpp that can cause a denial of service via a crafted EXR file.","modified":"2026-04-16T04:33:05.295746440Z","published":"2020-12-09T21:15:14.913Z","related":["SUSE-SU-2020:3931-1","SUSE-SU-2020:3934-1","openSUSE-SU-2020:2349-1","openSUSE-SU-2020:2351-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html"},{"type":"FIX","url":"https://github.com/AcademySoftwareFoundation/openexr/commit/74504503cff86e986bac441213c403b0ba28d58f"},{"type":"EVIDENCE","url":"https://github.com/AcademySoftwareFoundation/openexr/issues/493"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/academysoftwarefoundation/openexr","events":[{"introduced":"0"},{"fixed":"74504503cff86e986bac441213c403b0ba28d58f"}]},{"type":"GIT","repo":"https://github.com/openexr/openexr","events":[{"introduced":"0"},{"last_affected":"0ac2ea34c8f3134148a5df4052e40f155b76f6fb"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.3.0"}]}}],"versions":["OPENEXR_1_0_4","v1.7.1","v2.0.0","v2.0.0.GM","v2.0.1","v2.1.0","v2.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16588.json","vanir_signatures":[{"id":"CVE-2020-16588-421f3b2d","digest":{"length":1268,"function_hash":"207297880412268657017143986327863672035"},"signature_type":"Function","signature_version":"v1","source":"https://github.com/academysoftwarefoundation/openexr/commit/74504503cff86e986bac441213c403b0ba28d58f","target":{"function":"generatePreview","file":"OpenEXR/exrmakepreview/makePreview.cpp"},"deprecated":false},{"source":"https://github.com/academysoftwarefoundation/openexr/commit/74504503cff86e986bac441213c403b0ba28d58f","signature_type":"Line","digest":{"line_hashes":["70351851170983403964656738862852043407","4291375085864810308672790455693151707","7238971007744912712487349499263763413","334795955205350761214040432761619524737","306323290327291876844197157519246707579"],"threshold":0.9},"signature_version":"v1","id":"CVE-2020-16588-a4735109","target":{"file":"OpenEXR/exrmakepreview/makePreview.cpp"},"deprecated":false}],"vanir_signatures_modified":"2026-04-11T12:40:03Z","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}]}}],"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"}]}