Apple also issued a iTunes Device Support Update, which “ensures proper updating and restoring for iOS devices using iTunes for Mac.”
ZombieLoad update for Macs released after 2011
The macOS 10.14.5 update includes a patch for the ZombieLoad vulnerability, which was revealed on Tuesday and reported by TechCrunch, Wired and other outlets. ZombieLoad affects every Intel-equipped computer dating back to 2011.
Before installing the update, perform a backup of your Mac, just in case a problem occurs. Once that’s done, go to System Preferences > Software Update to run the update. The installation will take several minutes and your Mac will need to restart.
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