{"id":"CVE-2026-117608","aliases":["DEBIAN-CVE-2026-117608","EUVD-2026-111543","GHSA-jr35-9ffc-pmf8","UBUNTU-CVE-2026-117608"],"status":"published","title":"Assimp through 6.0.5 Heap Out-of-Bounds Read via MD2 Importer Integer Overflow","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00135,"percentile":0.03063,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2026-10-28T02:03:17Z","modified":"2026-11-03T13:17:20Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.2.5~ds0-1","5.2.5~ds0-1.1","5.3.1+ds-1","5.3.1+ds-2","5.4.0+ds-1","5.4.1+ds-1","5.4.2+ds-1","5.4.3+ds-2","5.4.3+ds-3","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-3","6.0.5+ds-1"]},{"source":"osv","ecosystem":"Debian:13","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.3+ds-2","5.4.3+ds-3","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-3","6.0.5+ds-1"]},{"source":"osv","ecosystem":"Debian:14","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.3+ds-2","5.4.3+ds-3","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-3","6.0.5+ds-1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0~dfsg-4ubuntu4","3.1.1~dfsg-5","3.2~dfsg-1","3.2~dfsg-2","3.2~dfsg-3"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.1~dfsg-5","3.3.1~dfsg-5ubuntu1","3.3.1~dfsg-5+build1","4.0.1~dfsg-1~exp2","4.0.1~dfsg-1","4.1.0~dfsg-1","4.1.0~dfsg-2","4.1.0~dfsg-3"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.1.0~dfsg-5","4.1.0~dfsg-5ubuntu1","5.0.1~ds0-1build1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.1~ds0-2","5.0.1~ds0-3ubuntu1","5.1.4~ds0-1","5.1.5~ds0-1","5.1.6~ds0-1","5.2.0~ds0-2","5.2.1~ds0-1","5.2.2~ds0-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.2.5~ds0-1.1build1","5.3.1+ds-1","5.3.1+ds-2","5.3.1+ds-2build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.4+ds-1build1","6.0.5+ds-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"assimp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.3+ds-2","6.0.2+ds-1","6.0.3+ds-1","6.0.4+ds-1","6.0.4+ds-1build1"]}],"products":[{"vendor":"assimp","product":"assimp"},{"vendor":"open asset import library","product":"assimp"}],"references":[{"url":"https://github.com/assimp/assimp/issues/6929","tags":["issue-tracking","exploit","report"]},{"url":"https://github.com/assimp/assimp/pull/6963","tags":["patch","issue-tracking","fix","report"]},{"url":"https://github.com/assimp/assimp/commit/7dbc85d9218fae017d4fad70269e7569f7b0c870","tags":["patch","fix","report"]},{"url":"https://github.com/assimp/assimp/blob/v6.0.5/code/AssetLib/MD2/MD2Loader.cpp#L171-L176","tags":["technical-description","article","report"]},{"url":"https://github.com/assimp/assimp","tags":["product","package","report"]},{"url":"https://www.vulncheck.com/advisories/assimp-through-6.0.5-heap-out-of-bounds-read-via-md2-importer-integer-overflow","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-117608","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-jr35-9ffc-pmf8"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/117xxx/CVE-2026-117608.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-117608","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-117608","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-117608","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-117608","title":"Assimp through 6.0.5 Heap Out-of-Bounds Read via MD2 Importer Integer Overflow","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","status":"published","published":"2026-10-28T02:03:17.365Z","modified":"2026-11-03T12:39:39.458Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-03T13:57:27.751141Z"}],"euvd":[{"id":"EUVD-2026-111543","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","status":"published","published":"2026-10-28T02:03:17Z","modified":"2026-11-03T12:39:39Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-03T15:18:11.183334Z"}],"ghsa":[{"id":"GHSA-jr35-9ffc-pmf8","title":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader()...","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","status":"published","published":"2026-10-28T03:31:50Z","modified":"2026-10-28T03:31:57Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/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"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:14:32.579072Z"}],"nvd":[{"id":"CVE-2026-117608","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","status":"published","published":"2026-10-28T03:17:12.45Z","modified":"2026-11-03T13:17:20.777Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/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":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-190"],"updated_at":"2026-11-03T18:16:46.654097Z"}],"osv":[{"id":"CVE-2026-117608","title":"Assimp through 6.0.5 Heap Out-of-Bounds Read via MD2 Importer Integer Overflow","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","status":"published","published":"2026-10-28T02:03:17.365Z","modified":"2026-11-05T07:59:48.883501451Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-190"],"updated_at":"2026-11-05T09:08:14.330889Z"},{"id":"DEBIAN-CVE-2026-117608","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","status":"published","published":"2026-10-28T03:17:12.45Z","modified":"2026-11-04T10:00:28.53569529Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/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"}],"updated_at":"2026-11-04T10:05:32.187009Z"},{"id":"UBUNTU-CVE-2026-117608","description":"Assimp through 6.0.5 contains an integer overflow vulnerability in MD2Importer::ValidateHeader() that allows attackers to bypass frame table bounds checks using crafted header fields. Attackers can supply a malicious .md2 file whose numFrames and numVertices values wrap the 32-bit size check, causing heap out-of-bounds reads that crash applications or expose adjacent heap memory.","status":"published","published":"2026-10-28T03:17:00Z","modified":"2026-10-28T20:17:46.353008016Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:56:00.081948Z"}]}}