A validation issue existed in the handling of symlinks and was addressed with improved validation of symlinks. This issue is fixed in macOS Monterey 12.4. An app may be able to gain elevated privileges.

An authorization issue was addressed with improved state management. This issue is fixed in iOS 15.5 and iPadOS 15.5. A person with physical access to an iOS device may be able to access photos from the lock screen.

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 8.6, tvOS 15.5, iOS 15.5 and iPadOS 15.5. An application may be able to execute arbitrary code with kernel privileges.

A race condition was addressed with improved locking. This issue is fixed in tvOS 15.5, macOS Monterey 12.4, iOS 15.5 and iPadOS 15.5. An application may be able to execute arbitrary code with kernel privileges.

An out-of-bounds read issue was addressed with improved bounds checking. This issue is fixed in Security Update 2022-004 Catalina, macOS Monterey 12.4, macOS Big Sur 11.6.6. Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory.