A memory integrity issue was addressed with improved handling of copy-on-write pages.
Impact
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.
Source excerpt · appleAffected packages
Affected products
Vendor version evidence. Product records are separate from automatic dependency matching.
Apple · iOS and iPadOS
| Version / range | Source status |
|---|---|
| 0 to before 26.7.2 | affected |
| 0 to before 27.2 | affected |
Apple · macOS
| Version / range | Source status |
|---|---|
| 0 to before 15.8.2 | affected |
| 0 to before 26.7.2 | affected |
| 0 to before 27.2 | affected |
Apple · tvOS
| Version / range | Source status |
|---|---|
| 0 to before 27.2 | affected |
Apple · visionOS
| Version / range | Source status |
|---|---|
| 0 to before 27.2 | affected |
Apple · watchOS
| Version / range | Source status |
|---|---|
| 0 to before 27.2 | affected |
Original source 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.
References
- Source reference support.apple.com/en-us/149227
- Source reference support.apple.com/en-us/149230
- Source reference support.apple.com/en-us/149521
- Source reference support.apple.com/en-us/149522
- Source reference support.apple.com/en-us/149523
- Source reference support.apple.com/en-us/149524
- Source reference support.apple.com/en-us/149525
- Source reference support.apple.com/en-us/149526