high7.8
CVE-2026-43776
A buffer overflow was addressed with improved bounds checking.
Impact
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted file may lead to unexpected app termination or arbitrary code execution.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Ipados | before 26.6 |
| Apple | Iphone Os | before 26.6 |
| Apple | Macos | from 15.0 before 15.7.8 from 26.0 before 26.6 |