Description
Exposed dangerous method or function in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 – < 10.0.22621.5189 | 10.0.22621.5189 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 – < 10.0.22631.5189 | 10.0.22631.5189 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 – < 10.0.22631.5189 | 10.0.22631.5189 |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 – < 10.0.26100.3775 | 10.0.26100.3775 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.3453 | 10.0.20348.3453 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – < 10.0.25398.1551 | 10.0.25398.1551 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.3775 | 10.0.26100.3775 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.3775 | 10.0.26100.3775 |
Advisories 3
- WID-SEC-2025-0744 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2025
- NCSC-2025-0112 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Apr 8, 2025
- MSRC-CVE-2025-26651 Windows Local Session Manager (LSM) Denial of Service Vulnerability Microsoft Security Response Center · Apr 8, 2025
References
- Windows Local Session Manager (LSM) Denial of Service Vulnerability vendor-advisory patch