A new bug has popped up in macOS High Sierra 10.13.2 which allows users to access the App Store preferences within System Preferences by entering a wrong password. It's similar to a bug from November.
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The new security updates are designed purely to help make it tougher for hackers to utilize the Spectre vulnerability found is all processors. Apple released an update for Safari 11.0.2, as well.
A new bug has been uncovered in the Disk Utility program that ships with macOS 10.13 High Sierra. Here's a diagnosis of the problem and how you can work around it until Apple fixes it.
Apple is set to release macOS High Sierra later today and when it does it'll come with a new EFI checker utility to ensure that the firmware on your Mac has not been altered by malware.