This issue was addressed with improved checks. This issue is fixed in iOS 17.7.1 and iPadOS 17.7.1, macOS Sonoma 14.7.1, iOS 18.1 and iPadOS 18.1. Processing a maliciously crafted file may lead to heap corruption.Referenceshttps://support.apple.com/en-us/121570https://support.apple.com/en-us/121567https://support.apple.com/en-us/121563