A validation issue was addressed with improved input sanitization. This issue is fixed in macOS Ventura 13.3, iOS 15.7.4 and iPadOS 15.7.4, macOS Monterey 12.6.4, macOS Big Sur 11.7.5. An app may be able to disclose kernel memory.
Apple Security Advisory 2023-03-27-2 - iOS 15.7.4 and iPadOS 15.7.4 addresses code execution, out of bounds read, out of bounds write, and use-after-free vulnerabilities.