medium4.7
CVE-2026-83897
Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose informat…
Impact
Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 11 Version 23H2 | from 10.0.22631.0 before 10.0.22631.7652 |
| Microsoft | Windows Server 2022 | from 10.0.20348.0 before 10.0.20348.5761 |
| Microsoft | Windows 11 Version 26H2 | from 10.0.26300.0 before 10.0.26300.9711 |
| Microsoft | Windows 10 Version 21H2 | from 10.0.19044.0 before 10.0.19044.7807 |
| Microsoft | Windows Server 2016 (Server Core Installation) | from 10.0.14393.0 before 10.0.14393.9612 |
| Microsoft | Windows Server 2012 (Server Core Installation) | from 6.2.9200.0 before 6.2.9200.26434 |
| Microsoft | Windows Server 2025 | from 10.0.26100.0 before 10.0.26100.33650 |
| Microsoft | Windows Server 2019 (Server Core Installation) | from 10.0.17763.0 before 10.0.17763.9376 |
| Microsoft | Windows Server 2012 R2 (Server Core Installation) | from 6.3.9600.0 before 6.3.9600.23470 |
| Microsoft | Windows 11 Version 26H1 | from 10.0.28000.0 before 10.0.28000.3231 |
| Microsoft | Windows 11 Version 24H2 | from 10.0.26100.0 before 10.0.26100.9711 |
| Microsoft | Windows Server 2012 R2 | from 6.3.9600.0 before 6.3.9600.23470 |
| Microsoft | Windows 10 1607 | before 10.0.14393.9612 |
| Microsoft | Windows 10 1809 | before 10.0.17763.9376 |
| Microsoft | Windows 10 21h2 | before 10.0.19044.7807 |
| Microsoft | Windows 10 22h2 | before 10.0.19045.7807 |
| Microsoft | Windows 11 23h2 | before 10.0.22631.7652 |
| Microsoft | Windows 11 24h2 | before 10.0.26100.9711 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.9711 |
| Microsoft | Windows 11 26h1 | before 10.0.28000.3231 |
| Microsoft | Windows 11 26h2 | before 10.0.26300.9711 |
| Microsoft | Windows Server 2012 | All versions Version r2 |
| Microsoft | Windows Server 2016 | before 10.0.14393.9612 |
| Microsoft | Windows Server 2019 | before 10.0.17763.9376 |