CVE-2025-43402
High
Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.1. An app may be able to cause unexpected system termination or corrupt process memory.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Apple Macos
PublishedDec 12, 2025
First seenDec 12, 2025
Weakness typeCWE-787Out-of-bounds write
How to fix
Update
- apple macos26.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple macos | v < 26.1 | 26.1 |
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