{"id":"CVE-2026-94424","aliases":["EUVD-2026-84160","GHSA-wj8c-932v-h34p"],"status":"published","title":"Moore Threads MTT S80 Driver Package IOCTL mtdispkm64.sys sub_140001000 heap-based overflow","description":"A vulnerability has been found in Moore Threads MTT S80 Driver Package up to 340.150. Impacted is the function sub_140001000 in the library mtdispkm64.sys of the component IOCTL Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00196,"percentile":0.09434,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-122"],"published":"2026-09-21T20:45:09Z","modified":"2026-09-22T19:04:55Z","products":[{"vendor":"moore threads","product":"mtt s80 driver package"}],"references":[{"url":"https://vuldb.com/vuln/408150","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/408150/cti","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-94424","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/894806","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94424"},{"url":"https://github.com/advisories/GHSA-wj8c-932v-h34p"}],"sources":{"cve":[{"id":"CVE-2026-94424","title":"Moore Threads MTT S80 Driver Package IOCTL mtdispkm64.sys sub_140001000 heap-based overflow","description":"A vulnerability has been found in Moore Threads MTT S80 Driver Package up to 340.150. Impacted is the function sub_140001000 in the library mtdispkm64.sys of the component IOCTL Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-09-21T20:45:09.555Z","modified":"2026-09-22T18:04:06.485Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X","level":"critical","assessor":"cna"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R","level":"high","assessor":"cna"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R","level":"high","assessor":"cna"},{"version":"2.0","score":6.8,"vector":"AV:L/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-122","CWE-119"],"updated_at":"2026-11-02T14:19:53.786088Z"}],"euvd":[{"id":"EUVD-2026-84160","description":"A vulnerability has been found in Moore Threads MTT S80 Driver Package up to 340.150. Impacted is the function sub_140001000 in the library mtdispkm64.sys of the component IOCTL Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-09-21T20:45:09Z","modified":"2026-09-22T18:04:06Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X","level":"critical"}],"updated_at":"2026-11-02T17:28:02.149692Z"}],"ghsa":[{"id":"GHSA-wj8c-932v-h34p","title":"A vulnerability has been found in Moore Threads MTT S80 Driver Package up to 340.150. Impacted is...","description":"A vulnerability has been found in Moore Threads MTT S80 Driver Package up to 340.150. Impacted is the function sub_140001000 in the library mtdispkm64.sys of the component IOCTL Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-09-21T21:31:56Z","modified":"2026-09-21T21:31:57Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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":"critical"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:12:16.582397Z"}],"nvd":[{"id":"CVE-2026-94424","description":"A vulnerability has been found in Moore Threads MTT S80 Driver Package up to 340.150. Impacted is the function sub_140001000 in the library mtdispkm64.sys of the component IOCTL Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2026-09-21T21:17:21.793Z","modified":"2026-09-22T19:04:55.677Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:L/AC:L/Au:S/C:C/I:C/A:C","level":"medium","assessor":"secondary"}],"cwes":["CWE-119","CWE-122"],"updated_at":"2026-11-02T14:12:50.368368Z"}]}}