Description
Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.8519 | 10.0.14393.8519 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.8519 | 10.0.14393.8519 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.7919 | 10.0.17763.7919 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.7919 | 10.0.17763.7919 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.4294 | 10.0.20348.4294 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – < 10.0.25398.1913 | 10.0.25398.1913 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.6899 | 10.0.26100.6899 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.6899 | 10.0.26100.6899 |
Advisories 3
- MSRC-CVE-2025-55683 Windows Kernel Information Disclosure Vulnerability Microsoft Security Response Center · Jan 2, 2026
- WID-SEC-2025-2307 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 25, 2025
- NCSC-2025-0310 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Oct 24, 2025
References
- Windows Kernel Information Disclosure Vulnerability vendor-advisory patch