Microsoft Windows Hyper-V Denial-of-Service Vulnerability

A denial-of-service vulnerability has been identified in Windows Hyper-V. This issue arises from missing synchronization, which allows an authorized attacker to disrupt services over an adjacent network. The vulnerability affects several Windows products, including Windows Server 2016, Windows 10 Version 1607, Windows Server 2025, Windows 11 Version 24H2, and Windows Server 2022, 23H2 Edition.

Impact

Exploitation of this vulnerability can lead to a denial-of-service condition on the Hyper-V host, causing disruption of services.

Remediation

Users can apply the security updates KB5063871, KB5063878, KB5064010, or KB5063899, depending on their Windows version. These updates are available through the Microsoft Update Catalog.