CVE-2025-29955— Windows Hyper-V Denial of Service Vulnerability
Quick assessment
Affected
Microsoft Windows 11 Version 24H2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Microsoft Hyper-V是美国微软（Microsoft）公司的一个应用程序。一种系统管理程序虚拟化技术，能够实现桌面虚拟化。 Microsoft Hyper-V存在输入验证错误漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows Server 2025 (Server Core installation),Windows Server 2022, 23H2 Edition (Server Core installation),Windows 11 Version 24H
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-29955
Vulnerability Information
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Vulnerability Title
Windows Hyper-V Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper input validation in Windows Hyper-V allows an unauthorized attacker to deny service locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Hyper-V 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Hyper-V是美国微软（Microsoft）公司的一个应用程序。一种系统管理程序虚拟化技术，能够实现桌面虚拟化。 Microsoft Hyper-V存在输入验证错误漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows Server 2025 (Server Core installation),Windows Server 2022, 23H2 Edition (Server Core installation),Windows 11 Version 24H
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 ~ 10.0.26100.4061 | - |
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 ~ 10.0.25398.1611 | - |
|
| Microsoft | Windows Server 2025 | 10.0.26100.0 ~ 10.0.26100.4061 | - |
|
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 ~ 10.0.26100.4061 | - |
|
II. Public POCs for CVE-2025-29955
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Microsoft · 2025-05-13 · 71 CVEs total
| CVE-2025-30387 | 9.8 CRITICAL | Document Intelligence Studio On-Prem Elevation of Privilege Vulnerability |
| CVE-2025-29840 | 8.8 HIGH | Windows Media Remote Code Execution Vulnerability |
| CVE-2025-29964 | 8.8 HIGH | Windows Media Remote Code Execution Vulnerability |
| CVE-2025-29966 | 8.8 HIGH | Remote Desktop Client Remote Code Execution Vulnerability |
| CVE-2025-29967 | 8.8 HIGH | Remote Desktop Client Remote Code Execution Vulnerability |
| CVE-2025-29962 | 8.8 HIGH | Windows Media Remote Code Execution Vulnerability |
| CVE-2025-29963 | 8.8 HIGH | Windows Media Remote Code Execution Vulnerability |
| CVE-2025-32704 | 8.4 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2025-30377 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2025-30386 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2025-26646 | 8.0 HIGH | .NET, Visual Studio, and Build Tools for Visual Studio Spoofing Vulnerability |
| CVE-2025-32701 | 7.8 HIGH | Windows Common Log File System Driver Elevation of Privilege Vulnerability |
| CVE-2025-30393 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2025-30400 | 7.8 HIGH | Microsoft DWM Core Library Elevation of Privilege Vulnerability |
| CVE-2025-32706 | 7.8 HIGH | Windows Common Log File System Driver Elevation of Privilege Vulnerability |
| CVE-2025-30383 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2025-24063 | 7.8 HIGH | Kernel Streaming Service Driver Elevation of Privilege Vulnerability |
| CVE-2025-30381 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2025-32709 | 7.8 HIGH | Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability |
| CVE-2025-29975 | 7.8 HIGH | Microsoft PC Manager Elevation of Privilege Vulnerability |
Showing top 20 of 71 CVEs. View all on vendor page → →
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V. Comments for CVE-2025-29955
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