Summary
Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Unlikely. Customer action: Required.
Details
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to gather information specific to the environment and take additional actions prior to exploitation to prepare the target environment.
Security updates
10.0.17763.8146 — https://support.microsoft.com/help/5071544
10.0.20348.4529 — https://support.microsoft.com/help/5071547
10.0.20348.4467 — https://support.microsoft.com/help/5071413
10.0.19044.6691 — https://support.microsoft.com/help/5071546
10.0.26100.7462 — https://support.microsoft.com/help/5072033
10.0.26100.7392 — https://support.microsoft.com/help/5072014
10.0.22631.6345 — https://support.microsoft.com/help/5071417
10.0.25398.2025 — https://support.microsoft.com/help/5071542
10.0.14393.8688 — https://support.microsoft.com/help/5071543
6.3.9600.22920 — https://support.microsoft.com/help/5071503
Vulnerabilities 1
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Medium 5.3
Windows Hyper-V Denial of Service Vulnerability
Integer underflow (wrap or wraparound) in Windows Hyper-V allows an authorized attacker to deny service over a network.
Revision history
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#1
Information published.
References
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CVE-2025-62567 Windows Hyper-V Denial of Service Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62567
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss