An integer overflow was addressed with improved input validation. This issue is fixed in macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4, macOS Big Sur 11.7.5, macOS Monterey 12.6.4, tvOS 16.4, watchOS 9.4. Parsing a maliciously crafted plist may lead to an unexpected app termination or arbitrary code execution.
https://support.apple.com/en-us/HT213678
https://support.apple.com/en-us/HT213677
https://support.apple.com/en-us/HT213676
https://support.apple.com/en-us/HT213675