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CVE-2026-94424

Moore Threads MTT S80 Driver Package IOCTL mtdispkm64.sys sub_140001000 heap-based overflow

CVSS 4.0 9.3 CRITICALCVSS 3.1 8.8 HIGHCVSS 3.0 8.8 HIGHCVSS 2.0 6.8 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-94424

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-94424

Published

MTT S80 Driver Package

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Moore Threads",
                    "product": "MTT S80 Driver Package",
                    "versions": [
                        {
                            "version": "340.150",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:moore_threads:mtt_s80_driver_package:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "IOCTL Handler"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON