CVE-2026-43706
Received Received - Intake

Double Free in iOS, iPadOS, and macOS Tahoe

Publication date: 2026-06-29

Last updated on: 2026-06-29

Assigner: Apple Inc.

Description
A double free issue was addressed with improved memory management. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected process crash.

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Meta Information

Published
2026-06-29
Last Modified
2026-06-29
Generated
2026-06-30
AI Q&A
2026-06-29
EPSS Evaluated
N/A
NVD
CVE-2026-43706

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
apple ios 26.5.2
apple ipados 26.5.2
apple macos_tahoe 26.5.2

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-415 The product calls free() twice on the same memory address.

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Executive Summary

This vulnerability is a double free issue related to memory management. It occurs when the system improperly frees the same memory space more than once. This flaw has been addressed and fixed in iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2.

The vulnerability can be triggered by processing maliciously crafted web content, which may cause an unexpected process crash.

Mitigation Strategies

To mitigate this vulnerability, update your devices to the fixed versions: iOS 26.5.2, iPadOS 26.5.2, or macOS Tahoe 26.5.2.

Avoid processing maliciously crafted web content that could trigger the vulnerability and cause unexpected process crashes.

Impact Analysis

Exploitation of this vulnerability may lead to an unexpected process crash when malicious web content is processed. This could result in denial of service or instability in the affected system.

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