5.1
Medium
CVE-2025-55679 Improper input validation in Windows Kernel allows an unauthorized attacker to disclose information locally
Description
Improper input validation in Windows Kernel allows an unauthorized attacker to disclose information locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 11 Version 25H2 10.0 | 10.0.26200.0 → < 10.0.26200.6899 | 10.0.26200.6899 |
| Windows 10 Version 1809 10.0 | 10.0.17763.0 → < 10.0.17763.7919 | 10.0.17763.7919 |
| Windows Server 2019 10.0 | 10.0.17763.0 → < 10.0.17763.7919 | 10.0.17763.7919 |
| Windows Server 2019 (Server Core installation) 10.0 | 10.0.17763.0 → < 10.0.17763.7919 | 10.0.17763.7919 |
| Windows Server 2022 10.0 | 10.0.20348.0 → < 10.0.20348.4294 | 10.0.20348.4294 |
| Windows 10 Version 21H2 10.0 | 10.0.19044.0 → < 10.0.19044.6456 | 10.0.19044.6456 |
| Windows 11 version 22H2 10.0 | 10.0.22621.0 → < 10.0.22621.6060 | 10.0.22621.6060 |
| Windows 10 Version 22H2 10.0 | 10.0.19045.0 → < 10.0.19045.6456 | 10.0.19045.6456 |
| Windows Server 2025 (Server Core installation) 10.0 | 10.0.26100.0 → < 10.0.26100.6899 | 10.0.26100.6899 |
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| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 11 version 22H3 10.0 | 10.0.22631.0 → < 10.0.22631.6060 | 10.0.22631.6060 |
| Windows 11 Version 23H2 10.0 | 10.0.22631.0 → < 10.0.22631.6060 | 10.0.22631.6060 |
| Windows Server 2022, 23H2 Edition (Server Core installation) 10.0 | 10.0.25398.0 → < 10.0.25398.1913 | 10.0.25398.1913 |
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.6899 | 10.0.26100.6899 |
| Windows Server 2025 10.0 | 10.0.26100.0 → < 10.0.26100.6899 | 10.0.26100.6899 |
References
- Windows Kernel Information Disclosure Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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