CVE-2025-43355
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-15

Last updated on: 2026-04-02

Assigner: Apple Inc.

Description
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 18.7 and iPadOS 18.7, iOS 26 and iPadOS 26, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. An app may be able to cause a denial-of-service.
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Meta Information
Published
2025-09-15
Last Modified
2026-04-02
Generated
2026-06-16
AI Q&A
2025-09-16
EPSS Evaluated
2026-06-14
NVD
CVE-2025-43355
Affected Vendors & Products
Showing 7 associated CPEs
Vendor Product Version / Range
apple ipados to 18.7 (exc)
apple iphone_os to 18.7 (exc)
apple macos From 14.0 (inc) to 14.8 (exc)
apple macos From 15.0 (inc) to 15.7 (exc)
apple tvos to 26.0 (exc)
apple visionos to 26.0 (exc)
apple watchos to 26.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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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.
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Executive Summary

This vulnerability is a type confusion issue that was addressed by improving memory handling. It could allow an app to cause a denial-of-service condition on affected Apple operating systems.

Impact Analysis

An app exploiting this vulnerability may be able to cause a denial-of-service, potentially disrupting the normal operation of your device.

Mitigation Strategies

Update affected Apple operating systems to the fixed versions: tvOS 26, macOS Sonoma 14.8, macOS Sequoia 15.7, iOS 18.7, iPadOS 18.7, visionOS 26, watchOS 26, macOS Tahoe 26, iOS 26, and iPadOS 26 to address the type confusion issue and prevent potential denial-of-service caused by an app.

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