{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-124308", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-07T12:24:19.135Z", "datePublished": "2026-11-07T14:17:50.983Z", "dateUpdated": "2026-11-10T20:05:13.928Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-07T14:17:50.983Z" }, "datePublic": "2026-09-14T00:00:00.000Z", "title": "Fraunhofer HHI VVdeC before 3.2.1 Use-After-Free via DecLibRecon::createSubPicRefBufs", "descriptions": [ { "lang": "en", "value": "Fraunhofer HHI VVdeC before 3.2.1 contains a heap use-after-free vulnerability in DecLibRecon::createSubPicRefBufs because decompressPicture clears m_subPicExtTasks without waiting for pending tasks. Attackers can supply a crafted multi-subpicture VVC bitstream to decoders using two or more threads, causing heap memory corruption or a decoder crash." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Use After Free", "cweId": "CWE-416", "type": "CWE" } ] } ], "affected": [ { "vendor": "fraunhoferhhi", "product": "vvdec", "packageURL": "pkg:github/fraunhoferhhi/vvdec", "defaultStatus": "unaffected", "versions": [ { "version": "0", "lessThan": "3.2.1", "status": "affected", "versionType": "semver" }, { "version": "3.2.1", "status": "unaffected", "versionType": "semver" } ], "repo": "https://github.com/fraunhoferhhi/vvdec" } ], "metrics": [ { "format": "CVSS", "cvssV4_0": { "version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N", "attackVector": "LOCAL", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 5.8, "baseSeverity": "MEDIUM" } }, { "format": "CVSS", "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 5.8, "baseSeverity": "MEDIUM" } } ], "references": [ { "url": "https://github.com/fraunhoferhhi/vvdec/issues/403", "tags": [ "issue-tracking" ] }, { "url": "https://github.com/fraunhoferhhi/vvdec/issues/392", "tags": [ "issue-tracking" ] }, { "url": "https://github.com/fraunhoferhhi/vvdec/commit/8a0def8ba6050412d33e69a6f1e66e287b039083", "tags": [ "patch" ] }, { "url": "https://github.com/fraunhoferhhi/vvdec/blob/v3.2.0/source/Lib/DecoderLib/DecLibRecon.cpp#L405-L420", "tags": [ "technical-description" ] }, { "url": "https://github.com/fraunhoferhhi/vvdec/blob/v3.2.0/source/Lib/DecoderLib/DecLibRecon.cpp#L538-L542", "tags": [ "technical-description" ] }, { "url": "https://github.com/fraunhoferhhi/vvdec", "tags": [ "product" ] }, { "name": "VulnCheck Advisory: Fraunhofer HHI VVdeC before 3.2.1 Use-After-Free via DecLibRecon::createSubPicRefBufs", "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/fraunhofer-hhi-vvdec-before-3.2.1-use-after-free-via-declibrecon-createsubpicrefbufs" } ], "credits": [ { "lang": "en", "value": "Alexander A. Shvedov (sigdevel)", "type": "finder" } ], "x_generator": { "engine": "vulncheck-endgame" } }, "adp": [ { "references": [ { "url": "https://github.com/fraunhoferhhi/vvdec/issues/392", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-11-09T13:48:28.545657Z", "id": "CVE-2026-124308", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-09T13:48:49.301Z" } }, { "title": "CVE Program Container", "references": [ { "url": "http://www.openwall.com/lists/oss-security/2026/11/10/15" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-11-10T20:05:13.928Z" } } ] } }