Windows Kernelの脆弱性で権限を昇格される恐れ、修正版を公開
Summary
Windows Kernelでメモリ上のオブジェクトの扱いに脆弱性があり、ローカルで認証済みの攻撃者が権限を昇格させるおそれがあります。影響を受けるのはWindows 10 Version 1607・1809・21H2・22H2、Windows 11 Version 23H2・24H2で、各版の修正版が公開されています。すでに公開されている修正版を適用してください。
AI summary
Produced by SecPulse using an external AI model; it may contain mistakes. Check the original description and references below before acting on it.
Windows Kernelでメモリ上のオブジェクトの扱いに脆弱性があり、ローカルで認証済みの攻撃者が権限を昇格させるおそれがあります。影響を受けるのはWindows 10 Version 1607・1809・21H2・22H2、Windows 11 Version 23H2・24H2で、各版の修正版が公開されています。すでに公開されている修正版を適用してください。
Affected packages
| Package | Affected → Fixed | |
|---|---|---|
| MicrosoftWindows 10 Version 1607 |
≥ 10.0.14393.0, < 10.0.14393.9688→ 10.0.14393.9688 |
10.0.14393.9688 |
| MicrosoftWindows 10 Version 1809 |
≥ 10.0.17763.0, < 10.0.17763.9487→ 10.0.17763.9487 |
10.0.17763.9487 |
| MicrosoftWindows 10 Version 21H2 |
≥ 10.0.19044.0, < 10.0.19044.7846→ 10.0.19044.7846 |
10.0.19044.7846 |
| MicrosoftWindows 10 Version 22H2 |
≥ 10.0.19045.0, < 10.0.19045.7846→ 10.0.19045.7846 |
10.0.19045.7846 |
| MicrosoftWindows 11 Version 23H2 |
≥ 10.0.22631.0, < 10.0.22631.7711→ 10.0.22631.7711 |
10.0.22631.7711 |
| MicrosoftWindows 11 Version 24H2 |
≥ 10.0.26100.0, < 10.0.26100.9974→ 10.0.26100.9974 |
10.0.26100.9974 |
| MicrosoftWindows 11 Version 25H2 |
≥ 10.0.26200.0, < 10.0.26200.9974→ 10.0.26200.9974 |
10.0.26200.9974 |
| MicrosoftWindows 11 version 26H1 |
≥ 10.0.28000.0, < 10.0.28000.3501→ 10.0.28000.3501 |
10.0.28000.3501 |
| MicrosoftWindows 11 Version 26H2 |
≥ 10.0.26300.0, < 10.0.26300.9974→ 10.0.26300.9974 |
10.0.26300.9974 |
| MicrosoftWindows Server 2016 |
≥ 10.0.14393.0, < 10.0.14393.9688→ 10.0.14393.9688 |
10.0.14393.9688 |
| MicrosoftWindows Server 2016 (Server Core installation) |
≥ 10.0.14393.0, < 10.0.14393.9688→ 10.0.14393.9688 |
10.0.14393.9688 |
| MicrosoftWindows Server 2019 |
≥ 10.0.17763.0, < 10.0.17763.9487→ 10.0.17763.9487 |
10.0.17763.9487 |
| MicrosoftWindows Server 2019 (Server Core installation) |
≥ 10.0.17763.0, < 10.0.17763.9487→ 10.0.17763.9487 |
10.0.17763.9487 |
| MicrosoftWindows Server 2022 |
≥ 10.0.20348.0, < 10.0.20348.5870→ 10.0.20348.5870 |
10.0.20348.5870 |
| MicrosoftWindows Server 2025 |
≥ 10.0.26100.0, < 10.0.26100.33822→ 10.0.26100.33822 |
10.0.26100.33822 |
| MicrosoftWindows Server 2025 (Server Core installation) |
≥ 10.0.26100.0, < 10.0.26100.33822→ 10.0.26100.33822 |
10.0.26100.33822 |
Original description The description as published by the source.
An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.
To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.
The security update addresses the vulnerability by ensuring the Windows Kernel properly handles objects in memory.
Source: Microsoft Security Response Center Blog NVD GitHub Advisory
References
- web secure@microsoft.com
- web nvd.nist.gov
- web github.com