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7.8 High

CVE-2025-26675 Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally

Description

Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.

Affected products and versions

Product Affected versions Fixed in
Windows Server 2022 10.0 10.0.20348.0 → < 10.0.20348.3453 10.0.20348.3453
Windows 10 Version 21H2 10.0 10.0.19044.0 → < 10.0.19044.5737 10.0.19044.5737
Windows 11 version 22H2 10.0 10.0.22621.0 → < 10.0.22621.5189 10.0.22621.5189
Windows 10 Version 22H2 10.0 10.0.19045.0 → < 10.0.19045.5737 10.0.19045.5737
Windows Server 2025 (Server Core installation) 10.0 10.0.26100.0 → < 10.0.26100.3775 10.0.26100.3775
Windows 11 version 22H3 10.0 10.0.22631.0 → < 10.0.22631.5189 10.0.22631.5189
Windows 11 Version 23H2 10.0 10.0.22631.0 → < 10.0.22631.5189 10.0.22631.5189
Windows Server 2022, 23H2 Edition (Server Core installation) 10.0 10.0.25398.0 → < 10.0.25398.1551 10.0.25398.1551
Windows 11 Version 24H2 10.0 10.0.26100.0 → < 10.0.26100.3775 10.0.26100.3775
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Product Affected versions Fixed in
Windows Server 2025 10.0 10.0.26100.0 → < 10.0.26100.3775 10.0.26100.3775

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