Macos Big Sur 11.5.1 (20g80) Review

: This security fix was released simultaneously with iOS 14.7.1 and iPadOS 14.7.1 to address the same vulnerability. macOS 11.5.1 - Apple Wiki | Fandom

: Apple stated they were aware of reports that this issue may have been actively exploited in the wild. macOS Big Sur 11.5.1 (20G80)

: Fixed an issue where the play count or last played date might not update in the library. : This security fix was released simultaneously with iOS 14