This issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, watchOS 9.6. An app may be able to modify sensitive kernel state. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.1.
https://securelist.com/it-threat-evolution-q1-2024/112742/
https://storage.googleapis.com/gweb-uniblog-publish-prod/documents/Year_in_Review_of_ZeroDays.pdf
https://thehackernews.com/2023/12/most-sophisticated-iphone-hack-ever.html
https://support.apple.com/en-us/HT213848
https://support.apple.com/en-us/HT213846
https://support.apple.com/en-us/HT213845
https://support.apple.com/en-us/HT213844
https://support.apple.com/en-us/HT213843