{"id":"CVE-2020-16589","details":"A head-based buffer overflow exists in Academy Software Foundation OpenEXR 2.3.0 in writeTileData in ImfTiledOutputFile.cpp that can cause a denial of service via a crafted EXR file.","modified":"2026-08-26T14:34:28.806658Z","published":"2020-12-09T21:15:14.977Z","related":["SUSE-SU-2020:3931-1","SUSE-SU-2020:3934-1","openSUSE-SU-2020:2349-1","openSUSE-SU-2020:2351-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"10.0"},{"last_affected":"10.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"}]},"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html"},{"type":"REPORT","url":"https://github.com/AcademySoftwareFoundation/openexr/issues/494"},{"type":"FIX","url":"https://github.com/AcademySoftwareFoundation/openexr/commit/6bb36714528a9563dd3b92720c5063a1284b86f8"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/AcademySoftwareFoundation/openexr","events":[{"introduced":"0ac2ea34c8f3134148a5df4052e40f155b76f6fb"},{"last_affected":"0ac2ea34c8f3134148a5df4052e40f155b76f6fb"}],"database_specific":{"extracted_events":[{"introduced":"2.3.0"},{"last_affected":"2.3.0"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:openexr:openexr:2.3.0:*:*:*:*:*:*:*"}}],"versions":["2.3.0","v2.3.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-16589.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/academysoftwarefoundation/openexr","events":[{"introduced":"0"},{"fixed":"6bb36714528a9563dd3b92720c5063a1284b86f8"}],"database_specific":{"source":"REFERENCES"}}],"versions":["v2.3.0","v2.1.0","v2.0.1","v2.0.0.GM","v2.0.0","v1.7.1","OPENEXR_1_0_4"],"database_specific":{"vanir_signatures":[{"id":"CVE-2020-16589-01094440","signature_type":"Line","signature_version":"v1","source":"https://github.com/academysoftwarefoundation/openexr/commit/6bb36714528a9563dd3b92720c5063a1284b86f8","target":{"file":"OpenEXR/IlmImf/ImfTiledInputFile.cpp"},"deprecated":false,"digest":{"line_hashes":["187727245820172389255241288024641761673","64620396527734480438930043191230067910","135511452004856887655092018138110768581","205564678437823994680598713941013802548"],"threshold":0.9}},{"deprecated":false,"digest":{"function_hash":"315788786115343669113423538237101638126","length":1079},"id":"CVE-2020-16589-09795360","signature_type":"Function","signature_version":"v1","source":"https://github.com/academysoftwarefoundation/openexr/commit/6bb36714528a9563dd3b92720c5063a1284b86f8","target":{"file":"OpenEXR/IlmImf/ImfTiledInputFile.cpp","function":"TiledInputFile::rawTileData"}}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-16589.json","vanir_signatures_modified":"2026-08-26T14:34:28Z"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}