{"id":"CVE-2026-124312","aliases":["EUVD-2026-119274","GHSA-fcm3-84wv-3v4w"],"status":"published","title":"Fraunhofer HHI VVdeC through 3.2.1 Heap Out-of-Bounds Read via CodingStructure::getColInfo","description":"Fraunhofer HHI VVdeC through 3.2.1 contains a heap out-of-bounds read vulnerability that allows attackers to crash the decoder by supplying a collocated picture of different resolution. Attackers can craft a VVC bitstream enabling TMVP with a smaller collocated reference picture, causing getColInfo to read past the colMotion allocation when error concealment is enabled.","severity":{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00116,"percentile":0.01594,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-11-07T14:17:53Z","modified":"2026-11-12T10:45:21Z","products":[{"vendor":"fraunhoferhhi","product":"vvdec"}],"references":[{"url":"https://github.com/fraunhoferhhi/vvdec/issues/422","tags":["issue-tracking","exploit","report"]},{"url":"https://github.com/fraunhoferhhi/vvdec/commit/0695c06221c27b3680fec9851ac2cf46b2195ea9","tags":["patch","fix"]},{"url":"https://github.com/fraunhoferhhi/vvdec/blob/v3.2.1/source/Lib/CommonLib/Slice.cpp#L1819-L1859","tags":["technical-description","article"]},{"url":"https://github.com/fraunhoferhhi/vvdec/blob/v3.2.1/source/Lib/CommonLib/CodingStructure.cpp#L453-L458","tags":["technical-description","article"]},{"url":"https://github.com/fraunhoferhhi/vvdec","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/fraunhofer-hhi-vvdec-through-3.2.1-heap-out-of-bounds-read-via-codingstructure-getcolinfo","tags":["third-party-advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/11/11/23","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-124312","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-fcm3-84wv-3v4w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/124xxx/CVE-2026-124312.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-124312","title":"Fraunhofer HHI VVdeC through 3.2.1 Heap Out-of-Bounds Read via CodingStructure::getColInfo","description":"Fraunhofer HHI VVdeC through 3.2.1 contains a heap out-of-bounds read vulnerability that allows attackers to crash the decoder by supplying a collocated picture of different resolution. Attackers can craft a VVC bitstream enabling TMVP with a smaller collocated reference picture, causing getColInfo to read past the colMotion allocation when error concealment is enabled.","status":"published","published":"2026-11-07T14:17:53.762Z","modified":"2026-11-11T19:05:13.297Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-11T21:33:02.552103Z"}],"euvd":[{"id":"EUVD-2026-119274","description":"Fraunhofer HHI VVdeC through 3.2.1 contains a heap out-of-bounds read vulnerability that allows attackers to crash the decoder by supplying a collocated picture of different resolution. Attackers can craft a VVC bitstream enabling TMVP with a smaller collocated reference picture, causing getColInfo to read past the colMotion allocation when error concealment is enabled.","status":"published","published":"2026-11-07T14:17:53Z","modified":"2026-11-11T19:05:13Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-07T18:10:08.696559Z"}],"ghsa":[{"id":"GHSA-fcm3-84wv-3v4w","title":"Fraunhofer HHI VVdeC through 3.2.1 contains a heap out-of-bounds read vulnerability that allows...","description":"Fraunhofer HHI VVdeC through 3.2.1 contains a heap out-of-bounds read vulnerability that allows attackers to crash the decoder by supplying a collocated picture of different resolution. Attackers can craft a VVC bitstream enabling TMVP with a smaller collocated reference picture, causing getColInfo to read past the colMotion allocation when error concealment is enabled.","status":"published","published":"2026-11-07T15:30:29Z","modified":"2026-11-11T21:32:54Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-11T21:36:27.876473Z"}],"nvd":[{"id":"CVE-2026-124312","description":"Fraunhofer HHI VVdeC through 3.2.1 contains a heap out-of-bounds read vulnerability that allows attackers to crash the decoder by supplying a collocated picture of different resolution. Attackers can craft a VVC bitstream enabling TMVP with a smaller collocated reference picture, causing getColInfo to read past the colMotion allocation when error concealment is enabled.","status":"published","published":"2026-11-07T15:17:15.147Z","modified":"2026-11-12T21:30:23.87Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-11T21:26:19.142658Z"}],"osv":[{"id":"CVE-2026-124312","title":"Fraunhofer HHI VVdeC through 3.2.1 Heap Out-of-Bounds Read via CodingStructure::getColInfo","description":"Fraunhofer HHI VVdeC through 3.2.1 contains a heap out-of-bounds read vulnerability that allows attackers to crash the decoder by supplying a collocated picture of different resolution. Attackers can craft a VVC bitstream enabling TMVP with a smaller collocated reference picture, causing getColInfo to read past the colMotion allocation when error concealment is enabled.","status":"published","published":"2026-11-07T14:17:53.762Z","modified":"2026-11-12T10:45:21.970169394Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-12T11:17:24.122775Z"}]}}