Skip to content
High 7.0

Windows Kernelの脆弱性を悪用されると権限を昇格される

CVE-2026-105504 First seen on SecPulse

Summary

Windows Kernelでメモリ上のオブジェクトの扱いに脆弱性が見つかり、ローカルで認証済みの攻撃者が特別に細工したアプリケーションを実行すると、より高い権限でコードを実行され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、各版の修正版が提供されています。対象の版を確認し、セキュリティ更新プログラム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見つかり、ローカルで認証済みの攻撃者が特別に細工したアプリケーションを実行すると、より高い権限でコードを実行され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、各版の修正版が提供されています。対象の版を確認し、セキュリティ更新プログラムを適用してください。

Affected packages

PackageAffected → Fixed
MicrosoftWindows 10 Version 1607
≥ 10.0.14393.0, < 10.0.14393.9688→ 10.0.14393.9688
MicrosoftWindows 10 Version 1809
≥ 10.0.17763.0, < 10.0.17763.9487→ 10.0.17763.9487
MicrosoftWindows 10 Version 21H2
≥ 10.0.19044.0, < 10.0.19044.7846→ 10.0.19044.7846
MicrosoftWindows 10 Version 22H2
≥ 10.0.19045.0, < 10.0.19045.7846→ 10.0.19045.7846
MicrosoftWindows 11 Version 23H2
≥ 10.0.22631.0, < 10.0.22631.7711→ 10.0.22631.7711
MicrosoftWindows 11 Version 24H2
≥ 10.0.26100.0, < 10.0.26100.9974→ 10.0.26100.9974
MicrosoftWindows 11 Version 25H2
≥ 10.0.26200.0, < 10.0.26200.9974→ 10.0.26200.9974
MicrosoftWindows 11 version 26H1
≥ 10.0.28000.0, < 10.0.28000.3501→ 10.0.28000.3501
MicrosoftWindows 11 Version 26H2
≥ 10.0.26300.0, < 10.0.26300.9974→ 10.0.26300.9974
MicrosoftWindows Server 2016
≥ 10.0.14393.0, < 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
MicrosoftWindows Server 2019
≥ 10.0.17763.0, < 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
MicrosoftWindows Server 2022
≥ 10.0.20348.0, < 10.0.20348.5870→ 10.0.20348.5870
MicrosoftWindows Server 2025
≥ 10.0.26100.0, < 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
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

We use cookies for analytics and ad measurement. This setting applies to all Game co., Ltd. sites. Details