CVE-2025-43386
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-04

Last updated on: 2026-04-02

Assigner: Apple Inc.

Description
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.
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Meta Information
Published
2025-11-04
Last Modified
2026-04-02
Generated
2026-06-16
AI Q&A
2025-11-04
EPSS Evaluated
2026-06-15
NVD
CVE-2025-43386
Affected Vendors & Products
Showing 4 associated CPEs
Vendor Product Version / Range
apple ipados to 26.1 (exc)
apple iphone_os to 26.1 (exc)
apple tvos to 26.1 (exc)
apple visionos to 26.1 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.
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Executive Summary

This vulnerability is an out-of-bounds access issue in certain Apple operating systems. It occurs when processing a maliciously crafted media file, which can cause the application to terminate unexpectedly or corrupt the process memory. The issue was fixed by improving bounds checking in iOS 26.1, iPadOS 26.1, tvOS 26.1, and visionOS 26.1.

Impact Analysis

If exploited, this vulnerability can cause apps to crash unexpectedly or lead to memory corruption, which might be leveraged by attackers to disrupt normal device operation or potentially execute arbitrary code.

Mitigation Strategies

To mitigate this vulnerability, update your devices to iOS 26.1, iPadOS 26.1, tvOS 26.1, or visionOS 26.1 as these versions include the fix with improved bounds checking to prevent out-of-bounds access issues.

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