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Windows 11 24h2 CVE-2025-21379

HIGH
Use After Free (CWE-416)
2025-02-11 secure@microsoft.com
7.1
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.1 HIGH
AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 18:26 vuln.today
Patch released
Mar 28, 2026 - 18:26 nvd
Patch available
CVE Published
Feb 11, 2025 - 18:15 nvd
HIGH 7.1

DescriptionCVE.org

DHCP Client Service Remote Code Execution Vulnerability

AnalysisAI

DHCP Client Service Remote Code Execution Vulnerability. Rated high severity (CVSS 7.1), this vulnerability is no authentication required. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.

Technical ContextAI

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. Affected products include: Microsoft Windows 11 24H2, Microsoft Windows Server 2025.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.

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CVE-2025-21379 vulnerability details – vuln.today

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