Description
A potential insufficient access control vulnerability was reported in the Lenovo Dispatcher 3.0 and Dispatcher 3.1 drivers used by some Lenovo consumer notebooks that could allow an authenticated local user to execute code with elevated privileges. The Lenovo Dispatcher 3.2 driver is not affected. This vulnerability does not affect systems when the Windows feature Core Isolation Memory Integrity is enabled. Lenovo systems preloaded with Windows 11 have this feature enabled by default.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Lenovo | Dispatcher 3.0 Driver | < 3.1.0.41 | 3.1.0.41 |
| Lenovo | Dispatcher 3.1 Driver | < 3.1.0.41 | 3.1.0.41 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 5 repositories
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symeonp/Lenovo-CVE-2025-8061 ★ 127 · Oct 6, 2025
PoC for popping a system shell against the LnvMSRIO.sys driver
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spawn451/CVE-2025-8061-Exploit ★ 18 · Dec 10, 2025
Exploit LnvMSRIO.sys vulnerable driver
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uLl0a/MSRMapper ★ 8 · Sep 17, 2026
MSRMapper is a manual kernel driver mapper for Windows x64 that abuses CVE-2025-8061 in the vulnerable Lenovo driver LnvMSRIO.sys to perform a BYOVD (Bring Your Own Vulnerable Driver) attack.
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segura2010/lenovo-dispatcher-poc ★ 5 · Nov 17, 2025
PoC to exploit lenovo dispatcher driver (LnvMSRIO.sys) (CVE-2025-8061)
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vxqs/Lenovo-CVE-2025-8061 ★ 0 · Apr 26, 2026
My PoC of Lenovo-CVE-2025-8061
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- WID-SEC-2025-2270 Lenovo Dispatcher Driver: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit Administratorrechten BSI CERT-Bund (WID) · Oct 13, 2025