CVE-2026-20616
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
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| 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 ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
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.
How can this vulnerability impact me? :
The vulnerability can lead to unexpected termination of applications that process maliciously crafted USD files. This may disrupt normal app functionality and user experience.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
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.