PSA: Apple isn’t actually patching all the security holes in older versions of macOS
0-day or N-day? It depends. — Big Sur got a fix 234 days before Catalina did, although both are supported. Andrew Cunningham - Nov 12, 2021 7:27 pm UTC Enlarge / The default wallpaper for macOS Catalina. Apple News is making the rounds today, both via a write-up in Vice and a post from Google's…