iPhone OS < 12.1.3, macOS < 10.14.3, tvOS < 12.1.2 - Memory Corruption via Improper Initialization
A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2. A malicious application may cause unexpected changes in memory shared between processes.