What is CVE-2025-62567?

CVE-2025-62567 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Hyper-V Denial of Service Vulnerability

Which CVE IDs does CVE-2025-62567 cover?

CVE-2025-62567 covers the following CVE IDs: CVE-2025-62567. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-62567?

CVE-2025-62567 has a CVSS v3 base score of 5.3, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-62567?

CVE-2025-62567 affects 21 products, including: Windows 10 Version 1607 for x64-based Systems; Windows 10 Version 1809 for x64-based Systems; Windows 10 Version 21H2 for x64-based Systems; Windows 10 Version 22H2 for x64-based Systems; Windows 11 Version 23H2 for ARM64-based Systems; and others — see the full list on the advisory page.

CVE-2025-62567HighCVSS 5.3

Windows Hyper-V Denial of Service Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

December 9, 2025

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2025-62567 →

📋 Description

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

🎯 Affected products21

Windows 10 Version 1607 for x64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 21H2 for x64-based Systems
Windows 10 Version 22H2 for x64-based Systems
Windows 11 Version 23H2 for ARM64-based Systems
Windows 11 Version 23H2 for x64-based Systems
Windows 11 Version 24H2 for ARM64-based Systems
Windows 11 Version 24H2 for x64-based Systems
Windows 11 Version 25H2 for ARM64-based Systems
Windows 11 Version 25H2 for x64-based Systems
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows Server 2016
Windows Server 2016 (Server Core installation)
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows Server 2022
Windows Server 2022 (Server Core installation)
Windows Server 2022, 23H2 Edition (Server Core installation)
Windows Server 2025
Windows Server 2025 (Server Core installation)

✅ Remediation

KB5071544 (Security Update) — fixed build 10.0.17763.8146 KB5071547 (Security Update) — fixed build 10.0.20348.4529 KB5071413 (Security Hotpatch Update) — fixed build 10.0.20348.4467 KB5071546 (Security Update) — fixed build 10.0.19044.6691 KB5071546 (Security Update) — fixed build 10.0.19045.6691 KB5072033 (Security Update) — fixed build 10.0.26100.7462 KB5072014 (Security Hotpatch Update) — fixed build 10.0.26100.7392 KB5072033 (Security Update) — fixed build 10.0.26200.7462 KB5072014 (Security Hotpatch Update) — fixed build 10.0.26200.7392 KB5071417 (Security Update) — fixed build 10.0.22631.6345 KB5071542 (Security Update) — fixed build 10.0.25398.2025 KB5071543 (Security Update) — fixed build 10.0.14393.8688 KB5071503 (Monthly Rollup) — fixed build 6.3.9600.22920

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products21

✅ Remediation

🔗 References (21)