CVE-2026-20863 Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally

Description

Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

Produits et versions touchés

Produit	Versions touchées	Corrigé en
Windows Server 2022 10.0	10.0.20348.0 → < 10.0.20348.4648	10.0.20348.4648
Windows Server 2025 (Server Core installation) 10.0	10.0.26100.0 → < 10.0.26100.32230	10.0.26100.32230
Windows 11 Version 25H2 10.0	10.0.26200.0 → < 10.0.26200.7623	10.0.26200.7623
Windows 11 version 22H3 10.0	10.0.22631.0 → < 10.0.22631.6491	10.0.22631.6491
Windows 11 Version 23H2 10.0	10.0.22631.0 → < 10.0.22631.6491	10.0.22631.6491
Windows Server 2022, 23H2 Edition (Server Core installation) 10.0	10.0.25398.0 → < 10.0.25398.2092	10.0.25398.2092
Windows 11 Version 24H2 10.0	10.0.26100.0 → < 10.0.26100.7623	10.0.26100.7623
Windows Server 2025 10.0	10.0.26100.0 → < 10.0.26100.32230	10.0.26100.32230

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