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5.3 Medium

CVE-2025-62567 Integer underflow (wrap or wraparound) in Windows Hyper-V allows an authorized attacker to deny service over a network

Description

Integer underflow (wrap or wraparound) in Windows Hyper-V allows an authorized attacker to deny service over a network.

Affected products and versions

Product Affected versions Fixed in
Windows 10 Version 1809 10.0 10.0.17763.0 → < 10.0.17763.8146 10.0.17763.8146
Windows Server 2019 10.0 10.0.17763.0 → < 10.0.17763.8146 10.0.17763.8146
Windows Server 2019 (Server Core installation) 10.0 10.0.17763.0 → < 10.0.17763.8146 10.0.17763.8146
Windows Server 2022 10.0 10.0.20348.0 → < 10.0.20348.4529 10.0.20348.4529
Windows 10 Version 21H2 10.0 10.0.19044.0 → < 10.0.19044.6691 10.0.19044.6691
Windows 10 Version 22H2 10.0 10.0.19045.0 → < 10.0.19045.6691 10.0.19045.6691
Windows Server 2025 (Server Core installation) 10.0 10.0.26100.0 → < 10.0.26100.7462 10.0.26100.7462
Windows 11 Version 25H2 10.0 10.0.26200.0 → < 10.0.26200.7462 10.0.26200.7462
Windows 11 version 22H3 10.0 10.0.22631.0 → < 10.0.22631.6345 10.0.22631.6345
Show the 9 other branches
Product Affected versions Fixed in
Windows 11 Version 23H2 10.0 10.0.22631.0 → < 10.0.22631.6345 10.0.22631.6345
Windows Server 2022, 23H2 Edition (Server Core installation) 10.0 10.0.25398.0 → < 10.0.25398.2025 10.0.25398.2025
Windows 11 Version 24H2 10.0 10.0.26100.0 → < 10.0.26100.7462 10.0.26100.7462
Windows Server 2025 10.0 10.0.26100.0 → < 10.0.26100.7462 10.0.26100.7462
Windows 10 Version 1607 10.0 10.0.14393.0 → < 10.0.14393.8688 10.0.14393.8688
Windows Server 2016 10.0 10.0.14393.0 → < 10.0.14393.8688 10.0.14393.8688
Windows Server 2016 (Server Core installation) 10.0 10.0.14393.0 → < 10.0.14393.8688 10.0.14393.8688
Windows Server 2012 R2 6.3 6.3.9600.0 → < 6.3.9600.22920 6.3.9600.22920
Windows Server 2012 R2 (Server Core installation) 6.3 6.3.9600.0 → < 6.3.9600.22920 6.3.9600.22920

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