cve-2026-40405

  1. CVE-2026-40405: Important Windows TCP/IP DoS Null Pointer Fix for Windows 11 & Server 2025

    Microsoft disclosed CVE-2026-40405 on May 12, 2026, as an Important-rated Windows TCP/IP denial-of-service vulnerability caused by a null pointer dereference that lets an unauthenticated attacker deny service over the network on affected Windows 11 and Windows Server 2025 systems. The...
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    • cve-2026-40405 denial of service patch tuesday windows tcp/ip
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