The issue was addressed with improved memory handling. This issue is fixed in iOS 18.6 and iPadOS 18.6, watchOS 11.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6. Processing a maliciously crafted audio file may lead to memory corruption.
https://support.apple.com/en-us/124155
https://support.apple.com/en-us/124154
https://support.apple.com/en-us/124153