When the issue occurs, the Lsass.exe process CPU usage is low (even lower than usual). Around the same time (but up to a 4-hour offset), you may receive Netlogon warning event 5807. This event indicates that many client IP addresses couldn’t be mapped to configured subnet definitions in Active Directory:As noted in the event, you may also ...

March 12, 2024—KB5035857 (OS Build 20348.2340) IMPORTANT If you plan to install this update on a domain controller (DC), we highly recommend that you install KB5037422 instead (March 22, 2024). This out-of-band update addresses a known issue that affects the Local Security Authority Subsystem Service (LSASS). It might leak memory on DCs.

Issue 5 LSASS access violation occurs when it is targeted by recursive LDAP query against an AD group. See details. Before you install this update, ... Lsass.exe crashes on a DC with an access violation when a user runs a recursive Lightweight Directory Access Protocol (LDAP) query against an Active Directory group that has many nested groups. ...

Assume that you run an application that calls the NCryptExportKey function to export a key on a Windows Server 2008-based computer. The key has more than one master key. In this situation, Lsass.exe experiences high memory usage and a rapid increase in the number of used handles. Additionally, the computer exhibits high CPU usage.

This article describes a memory leak problem in the Lsass.exe process that occurs after you install security update 3067505 in Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 R2 Service Pack 1 (SP1), or Windows 7 SP1.. Resolution. The fix for this problem was first included in security update 3153171 for MS16-060 and MS16-061 for Windows Server ...

In this scenario, a memory leak occurs in the Lsass.exe process. Resolution Hotfix information. A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article.

In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...

In this scenario, the Splwow64.exe process does not immediately end. Note The Splwow64.exe process is used to translate the driver model of a 64-bit operating system and a 32-bit program. Cause. This issue occurs because the Splwow64.exe process stays in the memory for additional time to increase system performance after a print job is finished.

The size of the Active Directory databases in the forest is large, such as 100 gigabytes (GB). In this situation, all the domain controllers in the forest may update all schema cache at the same time. Therefore, the domain controllers experience high CPU usage. Especially, the Lsass.exe process uses the most of the CPU usage.

In this scenario, the Lsass.exe process that is running on the helper domain controller crashes occasionally. Resolution. To resolve this issue in Windows 2012 R2, install update rollup 2975719. For more information, click the following article number to view the article in the Microsoft Knowledge Base: