A vulnerability was discovered in WebKitGTK's JIT compiler.

A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 17.7.1 and iPadOS 17.7.1, iOS 18.1 and iPadOS 18.1, macOS Sequoia 15.1, macOS Sonoma 14.7.1, macOS Ventura 13.7.1, tvOS 18.1, visionOS 2.1, watchOS 11.1. A remote attacker may be able to cause a denial-of-service.

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 18.1 and iPadOS 18.1, macOS Sequoia 15.1, tvOS 18.1, visionOS 2.1, watchOS 11.1. An app may be able to cause unexpected system termination or corrupt kernel memory.

Accounts. A logic issue was addressed with improved file handling.

A logic issue was addressed with improved checks. This issue is fixed in iOS 18.2 and iPadOS 18.2, iPadOS 17.7.3, macOS Sequoia 15.2, macOS Sonoma 14.7.2, macOS Ventura 13.7.2, tvOS 18.2, watchOS 11.2. An app may be able to gain elevated privileges.