An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in visionOS 26, tvOS 26, iOS 26 and iPadOS 26, watchOS 26. An app may be able to cause unexpected system termination.
https://support.apple.com/en-us/125116
https://support.apple.com/en-us/125115
https://support.apple.com/en-us/125114
https://support.apple.com/en-us/125108
http://seclists.org/fulldisclosure/2025/Sep/58
http://seclists.org/fulldisclosure/2025/Sep/57