An issue existed within the path validation logic for symlinks. This issue was addressed with improved path sanitization. This issue is fixed in iOS 15.3 and iPadOS 15.3, watchOS 8.4, tvOS 15.3, macOS Monterey 12.2, macOS Big Sur 11.6.3. An application may be able to access a user’s files.

A memory corruption issue was addressed with improved validation. This issue is fixed in tvOS 15.3, iOS 15.3 and iPadOS 15.3, watchOS 8.4, macOS Monterey 12.2. Processing a maliciously crafted file may lead to arbitrary code execution.

A permissions issue was addressed with improved validation. This issue is fixed in Security Update 2022-001 Catalina, macOS Monterey 12.2, macOS Big Sur 11.6.3. An application may be able to access restricted files.

An information disclosure issue was addressed with improved state management. This issue is fixed in iOS 15.3 and iPadOS 15.3, tvOS 15.3, Security Update 2022-001 Catalina, macOS Monterey 12.2, macOS Big Sur 11.6.3. Processing a maliciously crafted STL file may lead to unexpected application termination or arbitrary code execution.

A logic issue was addressed with improved validation. This issue is fixed in tvOS 15.3, iOS 15.3 and iPadOS 15.3, watchOS 8.4, macOS Monterey 12.2. A malicious application may be able to gain root privileges.