CVE-2024-38235: Windows Hyper-V Denial of Service Vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-09-10 · updated 2026-08-10
Weakness: CWE-416

Description

Windows Hyper-V Denial of Service Vulnerability

Affected products

Microsoft Windows 10 Version 1507: before 10.0.10240.20766 — fixed in 10.0.10240.20766
Microsoft Windows 10 1607: before 10.0.14393.7336 — fixed in 10.0.14393.7336
Microsoft Windows 10: before 10.0.17763.6293 — fixed in 10.0.17763.6293
Microsoft Windows 10: before 10.0.19044.4894 — fixed in 10.0.19044.4894
Microsoft Windows 10: before 10.0.19045.4894 — fixed in 10.0.19045.4894
Microsoft Windows 11 21H2: before 10.0.22000.3197 — fixed in 10.0.22000.3197
Microsoft Windows 11: before 10.0.22621.4169 — fixed in 10.0.22621.4169
Microsoft Windows 11: before 10.0.22631.4169 — fixed in 10.0.22631.4169
Microsoft Windows 11: before 10.0.26100.1742 — fixed in 10.0.26100.1742
Microsoft Windows Server 2016: before 10.0.14393.7336 — fixed in 10.0.14393.7336
Microsoft Windows Server 2019: before 10.0.17763.6293 — fixed in 10.0.17763.6293
Microsoft Windows Server 2022: before 10.0.20348.2700 — fixed in 10.0.20348.2700
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): before 10.0.25398.1128 — fixed in 10.0.25398.1128
Microsoft Windows 10 Version 1507: from 10.0.10240.0 before 10.0.10240.20766 — fixed in 10.0.10240.20766
Microsoft Windows 10 1607: from 10.0.14393.0 before 10.0.14393.7336 — fixed in 10.0.14393.7336
Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.6293 — fixed in 10.0.17763.6293
Microsoft Windows 10: from 10.0.19043.0 before 10.0.19044.4894 — fixed in 10.0.19044.4894
Microsoft Windows 10: from 10.0.19045.0 before 10.0.19045.4894 — fixed in 10.0.19045.4894
Microsoft Windows 11 21H2: from 10.0.0 before 10.0.22000.3197 — fixed in 10.0.22000.3197
Microsoft Windows 11: from 10.0.22621.0 before 10.0.22621.4169 — fixed in 10.0.22621.4169
Microsoft Windows 11 version 22H3: from 10.0.22631.0 before 10.0.22631.4169 — fixed in 10.0.22631.4169
Microsoft Windows 11: from 10.0.22631.0 before 10.0.22631.4169 — fixed in 10.0.22631.4169
Microsoft Windows 11: from 10.0.26100.0 before 10.0.26100.1742 — fixed in 10.0.26100.1742
Microsoft Windows Server 2016: from 10.0.14393.0 before 10.0.14393.7336 — fixed in 10.0.14393.7336
Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.6293 — fixed in 10.0.17763.6293
Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.2700 — fixed in 10.0.20348.2700
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): from 10.0.25398.0 before 10.0.25398.1128 — fixed in 10.0.25398.1128

How to fix

Upgrade to a fixed version: Microsoft Windows 10 Version 1507 10.0.10240.20766; Microsoft Windows 10 1607 10.0.14393.7336; Microsoft Windows 10 10.0.17763.6293; Microsoft Windows 10 10.0.19044.4894; Microsoft Windows 10 10.0.19045.4894; Microsoft Windows 11 21H2 10.0.22000.3197; Microsoft Windows 11 10.0.22621.4169; Microsoft Windows 11 10.0.22631.4169; Microsoft Windows 11 10.0.26100.1742; Microsoft Windows Server 2016 10.0.14393.7336; Microsoft Windows Server 2019 10.0.17763.6293; Microsoft Windows Server 2022 10.0.20348.2700. Check the vendor advisory for mitigations.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38235

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