CVE-2025-43478

MEDIUM
2025-11-04 [email protected]
5.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:20 vuln.today
CVE Published
Nov 04, 2025 - 02:15 nvd
MEDIUM 5.5

Tags

Memory Corruption Denial Of Service Apple Use After Free

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Sequoia 15.7.2, macOS Tahoe 26.1, macOS Sonoma 14.8.2. An app may be able to cause unexpected system termination.

Analysis

A use after free issue was addressed with improved memory management. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

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. A use after free issue was addressed with improved memory management. This issue is fixed in macOS Sequoia 15.7.2, macOS Tahoe 26.1, macOS Sonoma 14.8.2. An app may be able to cause unexpected system termination. Affected products include: Apple Macos.

Affected Products

Apple Macos.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.

Priority Score

28
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +28
POC: 0

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CVE-2025-43478 vulnerability details – vuln.today
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