9.8
Critical
CVE-2026-43757 An out-of-bounds read was addressed with improved bounds checking
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| macOS 26.6 | earliest → < 26.6 | 26.6 |
| macOS 15.7 | earliest → < 15.7.8 | 15.7.8 |
| macOS 14.8 | earliest → < 14.8.8 | 14.8.8 |
| iOS and iPadOS 18.7 | earliest → < 18.7.10 | 18.7.10 |
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