CVE-2026-40405 Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a network

Description

Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a network.

Produits et versions touchés

Produit	Versions touchées	Corrigé en
Windows 11 Version 24H2 10.0	10.0.26100.0 → < 10.0.26100.8457	10.0.26100.8457
Windows 11 Version 25H2 10.0	10.0.26200.0 → < 10.0.26200.8457	10.0.26200.8457
Windows 11 version 26H1 10.0	10.0.28000.0 → < 10.0.28000.2113	10.0.28000.2113
Windows Server 2025 10.0	10.0.26100.0 → < 10.0.26100.32860	10.0.26100.32860
Windows Server 2025 (Server Core installation) 10.0	10.0.26100.0 → < 10.0.26100.32860	10.0.26100.32860

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