The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. Processing a maliciously crafted image may corrupt process memory.
https://support.apple.com/en-us/128071
https://support.apple.com/en-us/128070
https://support.apple.com/en-us/128069