Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1 tvOS 14.0 macOS Big Sur 11.1 Security Update 2020-001 Catalina Security Update 2020-007 Mojave watchOS 7.0 iOS 14.0 and iPadOS 14.0. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.