Apple releases iOS 15.0.1 with fix for “Unlock with Apple Watch” on FaceID iPhones. Also, this release targets Lock Screen bypass security issue.
Zero-day exploits reported by Denis Tokarev are not fixed in this release yet.
Reference: Apple Releases iOS 15.0.1 With Fix for Apple Watch Unlocking Bug on iPhone 13 Models, Apple fails to patch publicly disclosed zero-day flaws with iOS 15.0.1, Apple patched an iOS lock screen bypass without crediting its discovery
Developer:Try apps on new release for compatibility issues.
QA engineer:Check apps on new release for regressions.
PM/DM:Business as usual.