CVE-2025-43236

Received Received - Intake

Type Confusion in macOS Causes Unexpected Application Termination

Publication date: 2026-04-02

Last updated on: 2026-04-03

Assigner: Apple Inc.

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7. An attacker may be able to cause unexpected app termination.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-04-02

Last Modified

2026-04-03

Generated

2026-07-06

AI Q&A

2026-04-02

EPSS Evaluated

2026-07-05

NVD

CVE-2025-43236

EUVD

EUVD-2025-209195

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	From 14.0 (inc) to 14.7.7 (exc)
apple	macos	From 15.0 (inc) to 15.6 (exc)
apple	macos	From 13.0 (inc) to 13.7.7 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-843	The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

Attack-Flow Graph

Executive Summary

This vulnerability is a type confusion issue in certain versions of macOS. It relates to improper memory handling that could cause an application to behave unexpectedly.

The issue has been addressed and fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, and macOS Ventura 13.7.7.

Mitigation Strategies

To mitigate this vulnerability, update your macOS system to one of the fixed versions: macOS Sequoia 15.6, macOS Sonoma 14.7.7, or macOS Ventura 13.7.7.

Impact Analysis

An attacker exploiting this vulnerability may be able to cause an application to terminate unexpectedly, potentially disrupting normal operations.

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