lsass memory leak

The lsass memory leak tag covers discussions about a specific memory leak in the Local Security Authority Subsystem Service (LSASS) on Windows Server 2022. The leak was introduced by the March 12, 2024 security rollup (KB5035857) and caused LSASS to consume increasing memory while handling Kerberos authentication requests, leading to unresponsive domain controllers and unexpected reboots. Microsoft released an out-of-band patch (KB5037422) to fix the issue. Tagged content focuses on the cause, impact, and remediation steps for administrators, including how to apply the fix and verify stability. This tag is relevant for IT professionals managing Windows Server environments with domain controllers.