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NVD Vulnerability Details :
CVE-2025-21334
Analyzed
More InfoOfficial Page
Source-secure@microsoft.com
View Known Exploited Vulnerability (KEV) details
Published At-14 Jan, 2025 | 18:15
Updated At-27 Oct, 2025 | 17:13

Windows Hyper-V NT Kernel Integration VSP Elevation of Privilege Vulnerability

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
2025-01-142025-02-04Microsoft Windows Hyper-V NT Kernel Integration VSP Use-After-Free VulnerabilityApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Date Added: 2025-01-14
Due Date: 2025-02-04
Vulnerability Name: Microsoft Windows Hyper-V NT Kernel Integration VSP Use-After-Free Vulnerability
Required Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CPE Matches
Microsoft Corporation
microsoft
>>windows_10_21h2>>Versions before 10.0.19044.5371(exclusive)
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*
Microsoft Corporation
microsoft
>>windows_10_22h2>>Versions before 10.0.19045.5371(exclusive)
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*
Microsoft Corporation
microsoft
>>windows_11_22h2>>Versions before 10.0.22621.4751(exclusive)
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:arm64:*
Microsoft Corporation
microsoft
>>windows_11_22h2>>Versions before 10.0.22621.4751(exclusive)
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*
Microsoft Corporation
microsoft
>>windows_11_23h2>>Versions before 10.0.22631.4751(exclusive)
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*
Microsoft Corporation
microsoft
>>windows_11_23h2>>Versions before 10.0.22631.4751(exclusive)
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*
Microsoft Corporation
microsoft
>>windows_11_24h2>>Versions before 10.0.26100.2894(exclusive)
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*
Microsoft Corporation
microsoft
>>windows_11_24h2>>Versions before 10.0.26100.2894(exclusive)
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*
Microsoft Corporation
microsoft
>>windows_server_2022_23h2>>Versions before 10.0.25398.1369(exclusive)
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
Microsoft Corporation
microsoft
>>windows_server_2025>>Versions before 10.0.26100.2894(exclusive)
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-416Secondarysecure@microsoft.com
CWE ID: CWE-416
Type: Secondary
Source: secure@microsoft.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21334secure@microsoft.com
Patch
Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-21334134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource
Hyperlink: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21334
Source: secure@microsoft.com
Resource:
Patch
Vendor Advisory
Hyperlink: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-21334
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Resource:
US Government Resource
Change History
0Changes found
Details not found