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{"affected": [{"affectedData": [{"product": "OpenImageIO", "vendor": "AcademySoftwareFoundation", "versions": [{"status": "affected", "version": "< 3.0.21.0"}, {"status": "affected", "version": ">= 3.1.0.0, < 3.1.16.0"}, {"status": "affected", "version": ">= 3.2.0.0-dev, < 3.2.0.3-beta1"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.21.0, 3.1.16.0, and 3.2.0.3-beta1, A truncated tga can leave a pending gif frame that is processed during output close. gifsplitpalette() computes numpixels multiplied by the palette partition width in signed 32-bit arithmetic; a large image overflows that intermediate, corrupts subpixelsa, and drives an out-of-bounds read while building the gif palette, resulting in a process crash and denial of service. The affected implementation is identified by src/gif.imageio/gif.h, GifSplitPalette(), numPixels, subPixelsA, GIFOutput, and truncated TGA input, which define the relevant source path, functions, state, and trigger. This issue is fixed in versions 3.0.21.0, 3.1.16.0, and 3.2.0.3-beta1."}], "id": "CVE-2026-65969", "lastModified": "2026-09-21T21:17:08.713", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-65969", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-18T19:30:27.991313Z", "version": "2.0.3"}}]}, "published": "2026-09-18T16:17:08.433", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/AcademySoftwareFoundation/OpenImageIO/commit/134977da625a84fc5a09a34321806f1fe0093c24"}, {"source": "security-advisories@github.com", "url": "https://github.com/AcademySoftwareFoundation/OpenImageIO/pull/5292"}, {"source": "security-advisories@github.com", "url": "https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v3.0.21.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v3.1.16.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/AcademySoftwareFoundation/OpenImageIO/security/advisories/GHSA-9mwc-fjgj-8wmq"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}, {"lang": "en", "value": "CWE-190"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,3.0.21.0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[3.1.0.0,3.1.16.0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[3.2.0.0-dev,3.2.0.3-beta1)"}}], "enrichment": {"confidence": 84.0, "confidence_source": "matching", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 84.0, "source": "matching"}]}, "original": {"product": "OpenImageIO", "source": "cna", "vendor": "AcademySoftwareFoundation"}, "product": "openimageio", "vendor": "academysoftwarefoundation"}], "created": "2026-09-18T21:45:14.392273+00:00", "updated": "2026-09-19T22:15:05.231524+00:00", "vendors": ["academysoftwarefoundation", "academysoftwarefoundation$PRODUCT$openimageio"]}