Description
A memory integrity issue was addressed with improved handling of copy-on-write pages. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. An app may be able to cause unexpected changes to copy-on-write memory.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apple | iOS and iPadOS | < 26.7.2, < 27.2 | 26.7.2 |
| Apple | macOS | < 15.8.2, < 26.7.2, < 27.2 | 15.8.2 |
| Apple | tvOS | < 27.2 | 27.2 |
| Apple | visionOS | < 27.2 | 27.2 |
| Apple | watchOS | < 27.2 | 27.2 |
Advisories 3
- WID-SEC-2026-4165 Apple iOS, iPadOS, macOS und Safari: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 2, 2026
- NCSC-2026-0455 Kwetsbaarheden verholpen in Apple MacOS NCSC-NL (Netherlands) · Oct 28, 2026
- NCSC-2026-0456 Kwetsbaarheden verholpen in Apple iOS en iPadOS NCSC-NL (Netherlands) · Oct 27, 2026
References
- https://support.apple.com/en-us/149227
- https://support.apple.com/en-us/149230
- https://support.apple.com/en-us/149521
- https://support.apple.com/en-us/149522
- https://support.apple.com/en-us/149523
- https://support.apple.com/en-us/149524
- https://support.apple.com/en-us/149525
- https://support.apple.com/en-us/149526