BaseFortify

Publication date: 2025-12-12

Last updated on: 2026-04-02

Assigner: Apple Inc.

Description

A memory corruption issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing malicious data may lead to unexpected app termination.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-12-12

Last Modified

2026-04-02

Generated

2026-07-06

AI Q&A

2025-12-12

EPSS Evaluated

2026-07-05

NVD

CVE-2025-43532

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	to 14.8.3 (exc)
apple	macos	From 15.0 (inc) to 15.7.3 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-120	The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is a memory corruption issue in macOS that was addressed by improving bounds checking. It occurs when processing malicious data, which may cause unexpected application termination.

Impact Analysis

The vulnerability can cause applications to terminate unexpectedly when they process malicious data, potentially disrupting normal use of affected macOS systems.

Mitigation Strategies

To mitigate this vulnerability, update your macOS system to macOS Sonoma 14.8.3 or macOS Sequoia 15.7.3 where the issue is fixed.

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