7.5
High
CVE-2025-43494 A mail header parsing issue was addressed with improved checks
Description
A mail header parsing issue was addressed with improved checks. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. An attacker may be able to cause a persistent denial-of-service.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| macOS 26.1 | earliest → < 26.1 | 26.1 |
| macOS 15.7 | earliest → < 15.7.2 | 15.7.2 |
| macOS 14.8 | earliest → < 14.8.2 | 14.8.2 |
| visionOS 26.1 | earliest → < 26.1 | 26.1 |
| watchOS 26.1 | earliest → < 26.1 | 26.1 |
| iOS and iPadOS 26.1 | earliest → < 26.1 | 26.1 |
| iOS and iPadOS 18.7 | earliest → < 18.7.2 | 18.7.2 |
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