CVE-2026-20616
Undergoing Analysis Undergoing Analysis - In Progress
Out-of-Bounds Write in Apple USD Processing Causes App Crashes

Publication date: 2026-02-11

Last updated on: 2026-04-02

Assigner: Apple Inc.

Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. Processing a maliciously crafted USD file may lead to unexpected app termination.
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Meta Information
Published
2026-02-11
Last Modified
2026-04-02
Generated
2026-06-16
AI Q&A
2026-02-12
EPSS Evaluated
2026-06-15
NVD
CVE-2026-20616
Affected Vendors & Products
Showing 5 associated CPEs
Vendor Product Version / Range
apple visionos to 26.3 (exc)
apple ipados to 18.7.5 (exc)
apple iphone_os to 18.7.5 (exc)
apple macos From 26.0 (inc) to 26.3 (exc)
apple macos From 14.0 (inc) to 14.8.4 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes 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 write issue that occurs when processing a maliciously crafted USD file. It was addressed by improving bounds checking in affected Apple operating systems.

If exploited, it may cause unexpected app termination.

Impact Analysis

The vulnerability can lead to unexpected termination of applications that process maliciously crafted USD files. This may disrupt normal app functionality and user experience.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 18.7.5, iPadOS 18.7.5, macOS Tahoe 26.3, macOS Sonoma 14.8.4, or visionOS 26.3.

Avoid processing maliciously crafted USD files until the update is applied, as they may cause unexpected app termination.

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