---
id: CVE-2026-94424
title: >-
  A vulnerability has been found in Moore Threads MTT S80 Driver Package up to
  340.150
summary: >-
  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
  overfl…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'
cwe:
  - CWE-119
  - CWE-122
vendor: Moore Threads
product: MTT S80 Driver Package
affected:
  - mtt_s80_driver_package 340.150
published: '2026-09-21'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T19:04:55.677'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-94424'
references:
  - url: 'https://vuldb.com/cve/CVE-2026-94424'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/894806'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/408150'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/408150/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-22T18:03:48.115834Z'
ingestedAt: '2026-09-21T20:52:58.292Z'
epss: 0.00196
epssPercentile: 0.083
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.