Originally published at: Apple Releases iOS and iPadOS 17.4.1 and 16.7.7, and visionOS 1.1.1 - TidBITS
Release notes for these updates list “important bug fixes and security updates” or just “important security fixes” so they probably address one or more zero-day security vulnerabilities.
Apparently this iPadOS update addresses a bug that could prevent certain iPads from being able to scan QR codes.
Apple finally posted release notes for the security patches.