{"id":"CVE-2026-113681","revision":"3f0d84b1490e42f9b12df8d3d1bbf55c","records":[{"revision":"3f0d84b1490e42f9b12df8d3d1bbf55c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-113681","aliases":[],"title":"OpenImageIO before 3.0.20.0, 3.1.x before 3.1.15.0, and 3.2.x before 3.2.0.3-beta1 Cineon Reader Heap Out-of-Bounds Read","description":"OpenImageIO before 3.0.20.0, 3.1.x before 3.1.15.0, and 3.2.x before 3.2.0.3-beta1 contains an integer overflow in cineon::Codec::Read that undersizes the scanline buffer, causing a heap out-of-bounds read. Attackers can supply a crafted Cineon file with a huge declared width that wraps the size calculation to zero, so UnPackPacked reads past a 4-byte buffer and crashes the application.","state":0,"publishedAt":"2026-10-20T15:40:41.797+00:00","modifiedAt":"2026-10-22T09:49:36.614+00:00","affected":[{"ecosystem":"Vendor product","name":"OpenImageIO","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"AcademySoftwareFoundation\",\n                    \"product\": \"OpenImageIO\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.0.20.0\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"3.1.0.0\",\n                            \"lessThan\": \"3.1.15.0\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"3.2.0.0-dev\",\n                            \"lessThan\": \"3.2.0.3-beta1\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:pypi/openimageio\",\n                    \"repo\": \"https://github.com/AcademySoftwareFoundation/OpenImageIO\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":6.8,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":5.5,"severity":"MEDIUM"}],"references":["https://github.com/AcademySoftwareFoundation/OpenImageIO/pull/5567","https://github.com/AcademySoftwareFoundation/OpenImageIO/pull/5568","https://github.com/AcademySoftwareFoundation/OpenImageIO/commit/07e3c3e0373551c57e7d8e01353deaa4b3646613","https://github.com/AcademySoftwareFoundation/OpenImageIO/blob/v3.0.19.0/src/cineon.imageio/libcineon/Codec.cpp#L79-L82","https://www.vulncheck.com/advisories/openimageio-before-3.0.20.0-3.1-x-before-3.1.15.0-and-3.2-x-before-3.2.0.3-beta1-cineon-reader-heap-out-of-bounds-read"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-113681","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-113681","identifiers":["CVE-2026-113681"]},"retained":false,"historicalAffected":[]}],"coverage":[]}