CVE-2026-20690
Received Received - Intake
Out-of-Bounds Access in Apple Audio Processing Causes Crash

Publication date: 2026-03-25

Last updated on: 2026-03-25

Assigner: Apple Inc.

Description
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing an audio stream in a maliciously crafted media file may terminate the process.
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Meta Information
Published
2026-03-25
Last Modified
2026-03-25
Generated
2026-06-16
AI Q&A
2026-03-25
EPSS Evaluated
2026-06-15
NVD
CVE-2026-20690
EUVD
EUVD-2026-15060
Affected Vendors & Products
Showing 10 associated CPEs
Vendor Product Version / Range
apple macos From 14.0 (inc) to 14.8.5 (exc)
apple macos From 15.0 (inc) to 15.7.5 (exc)
apple macos From 26.0 (inc) to 26.4 (exc)
apple ipados to 18.7.7 (exc)
apple ipados From 26.0 (inc) to 26.4 (exc)
apple iphone_os to 18.7.7 (exc)
apple iphone_os From 26.0 (inc) to 26.4 (exc)
apple tvos to 26.4 (exc)
apple visionos to 26.4 (exc)
apple watchos to 26.4 (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 that occurs when processing an audio stream in a maliciously crafted media file. It was addressed by improving bounds checking in affected Apple operating systems. Exploiting this issue may cause the affected process to terminate unexpectedly.

Impact Analysis

The impact of this vulnerability is that processing a specially crafted malicious media file could cause the affected process to terminate. This could lead to denial of service or application crashes on devices running the vulnerable Apple operating systems.

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 of the operating systems as soon as possible.

  • Update iOS devices to iOS 18.7.7 or iOS 26.4.
  • Update iPadOS devices to iPadOS 18.7.7 or iPadOS 26.4.
  • Update macOS devices to macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, or macOS Tahoe 26.4.
  • Update tvOS devices to tvOS 26.4.
  • Update visionOS devices to visionOS 26.4.
  • Update watchOS devices to watchOS 26.4.

These updates include improved bounds checking that address the out-of-bounds access issue which could be triggered by processing a maliciously crafted media file.

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