Description
Integer overflow or wraparound in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 1507 | 10.0.10240.0 – < 10.0.10240.21128 | 10.0.10240.21128 |
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0 – < 10.0.14393.8422 | 10.0.14393.8422 |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 – < 10.0.17763.7792 | 10.0.17763.7792 |
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0 – < 10.0.19044.6332 | 10.0.19044.6332 |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 – < 10.0.19045.6332 | 10.0.19045.6332 |
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 – < 10.0.22621.5909 | 10.0.22621.5909 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 – < 10.0.22631.5909 | 10.0.22631.5909 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 – < 10.0.22631.5909 | 10.0.22631.5909 |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 – < 10.0.26100.6584 | 10.0.26100.6584 |
| Microsoft | Windows Server 2012 | 6.2.9200.0 – < 6.2.9200.25675 | 6.2.9200.25675 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 – < 6.2.9200.25675 | 6.2.9200.25675 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 – < 6.3.9600.22774 | 6.3.9600.22774 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 – < 6.3.9600.22774 | 6.3.9600.22774 |
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.8422 | 10.0.14393.8422 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.8422 | 10.0.14393.8422 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.7792 | 10.0.17763.7792 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.7792 | 10.0.17763.7792 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.4171 | 10.0.20348.4171 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – < 10.0.25398.1849 | 10.0.25398.1849 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.6584 | 10.0.26100.6584 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.6584 | 10.0.26100.6584 |
Advisories 3
- WID-SEC-2025-2005 Microsoft Windows und Windows Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2025
- NCSC-2025-0277 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Sep 9, 2025
- MSRC-CVE-2025-54091 Windows Hyper-V Elevation of Privilege Vulnerability Microsoft Security Response Center · Sep 9, 2025
References
- Windows Hyper-V Elevation of Privilege Vulnerability vendor-advisory patch