An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Sonoma 14.4, visionOS 1.1. Processing an image may lead to arbitrary code execution.
https://support.apple.com/kb/HT214087
https://support.apple.com/kb/HT214084
https://support.apple.com/en-us/HT214087
https://support.apple.com/en-us/HT214084
https://support.apple.com/en-us/120895
https://support.apple.com/en-us/120883