How to fix CVE-2025-21224?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. If patching is delayed, consider network segmentation to limit exposure.

Is Memory Corruption affected by CVE-2025-21224?

CVE-2025-21224 presents notable security risk, a use-after-free vulnerability rated CVSS 8.1. Successful exploitation could significantly impact the confidentiality, integrity, or availability of affected systems.

CVE-2025-21224

HIGH

2025-01-14 [email protected]

8.1

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:03 vuln.today

Patch Released

Mar 28, 2026 - 18:03 nvd

Patch available

CVE Published

Jan 14, 2025 - 18:15 nvd

HIGH 8.1

Description

Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability

Analysis

Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.

Technical Context

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. Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability Affected products include: Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 22H2, Microsoft Windows 11 23H2, Microsoft Windows 11 24H2.

Affected Products

Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 22H2, Microsoft Windows 11 23H2, Microsoft Windows 11 24H2.

Remediation

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.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.5

CVSS: +40

POC: 0

CVE-2025-21224 vulnerability details – vuln.today

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CVE-2025-21224

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CVE-2025-21224

CVSS Vector

Lifecycle Timeline

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Description

Analysis

Technical Context

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