CVE-2024-26254

Microsoft Virtual Machine Bus (VMBus) Denial of Service Vulnerability

State: Published
Severity: 7.5 High
Published: Apr 9, 2024
Updated: May 3, 2025
Reserved: Feb 15, 2024

Description

Microsoft Virtual Machine Bus (VMBus) Denial of Service Vulnerability

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-822 Untrusted Pointer Dereference

Affected Products

Product	Versions
Windows 10 Version 1809Microsoft	10.0.17763.0 to before 10.0.17763.5696Affected
Windows 10 Version 1809Microsoft	10.0.0 to before 10.0.17763.5696Affected
Windows Server 2019Microsoft	10.0.17763.0 to before 10.0.17763.5696Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.17763.0 to before 10.0.17763.5696Affected
Windows Server 2022Microsoft	10.0.20348.0 to before 10.0.20348.2402Affected
Windows 11 version 21H2Microsoft	10.0.0 to before 10.0.22000.2899Affected
Windows 10 Version 21H2Microsoft	10.0.19043.0 to before 10.0.19044.4291Affected
Windows 11 version 22H2Microsoft	10.0.22621.0 to before 10.0.22621.3447Affected
Windows 10 Version 22H2Microsoft	10.0.19045.0 to before 10.0.19045.4291Affected
Windows 11 version 22H3Microsoft	10.0.22631.0 to before 10.0.22631.3447Affected
Windows 11 Version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.3447Affected
Windows Server 2022, 23H2 Edition (Server Core installation)Microsoft	10.0.25398.0 to before 10.0.25398.830Affected

References

Microsoft Virtual Machine Bus (VMBus) Denial of Service Vulnerabilityvendor-advisory

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