A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.6, macOS Tahoe 26.7, tvOS 26.6, tvOS 27, visionOS 26.6, visionOS 27, watchOS 26.6, watchOS 27. An app may be able to cause unexpected system termination.
https://support.apple.com/en-us/149043
https://support.apple.com/en-us/149042
https://support.apple.com/en-us/149041
https://support.apple.com/en-us/149038
https://support.apple.com/en-us/149037
https://support.apple.com/en-us/149036
https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149034
https://support.apple.com/en-us/128070
https://support.apple.com/en-us/128069
https://support.apple.com/en-us/128068