CVE-2026-39869
Memory Corruption in Apple iOS and macOS
Publication date: 2026-05-11
Last updated on: 2026-05-11
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| apple | ios | 18.7.9 |
| apple | ipados | 18.7.9 |
| apple | macos_sequoia | 15.7.7 |
| apple | macos_sonoma | 14.8.7 |
| apple | macos_tahoe | 26.5 |
| apple | tvos | 26.5 |
| apple | visionos | 26.5 |
| apple | watchos | 26.5 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves improper memory handling when processing an audio stream in a maliciously crafted media file. Exploiting this flaw may cause the affected process to terminate unexpectedly.
How can this vulnerability impact me? :
The impact of this vulnerability is that processing a specially crafted media file could cause the application or process handling the audio stream to crash or terminate unexpectedly, potentially leading to denial of service.
What immediate steps should I take to mitigate this vulnerability?
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 18.7.9 or iOS 26.5.
- Update iPadOS devices to iPadOS 18.7.9 or iPadOS 26.5.
- Update macOS devices to macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, or macOS Tahoe 26.5.
- Update tvOS devices to tvOS 26.5.
- Update visionOS devices to visionOS 26.5.
- Update watchOS devices to watchOS 26.5.