New Windows Server updates cause domain controller freezes, restarts Microsoft is investigating LSASS Memory Leaks, which were caused by Windows Server Updates released during the November Patch Tuesday. This could lead to restarts or freezes of some domain controllers. LSASS, which stands for Local Security Authority Subsystem Service, is responsible for enforcing Windows security policies. It handles access token creation, password change, and user logins. If the service crashes, users logged in immediately lose access to Windows accounts and are shown a system restart error. This is followed by a system reboot. Microsoft explains that LISASS may use more memory…