Security Response Update? Seems kinda important. Is it real?

Yes, it’s real. And it’s important.

iOS 16.5.1 (a) and iPadOS 16.5.1 (a)

Released July 10, 2023

WebKit

Available for: iOS 16.5.1 and iPadOS 16.5.1

Impact: Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Description: The issue was addressed with improved checks.

CVE-2023-37450: an anonymous researcher

iOS 16.5.1 (c) and iPadOS 16.5.1 (c)

Released July 12, 2023

Rapid Security Responses iOS 16.5.1 (c) and iPadOS 16.5.1 (c) include the security content of Rapid Security Responses iOS 16.5.1 (a) and iPadOS 16.5.1 (a) and fix an issue that prevents some websites from displaying properly.