Learn how to restrict installation of new printer drivers on a print server after applying the security updates for CVE-2021-34527. This vulnerability affects the Windows Print Spooler service (spoolsv.exe) and requires administrator credentials or registry settings.

This article describes an issue that occurs when you print documents in Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows 7 Service Pack 1 (SP1), or Windows Server 2008 R2 SP1. A hotfix is available to resolve this issue. The hotfix has prerequisites.

Platform. Not Applicable. Resolves a vulnerability in the Print Spooler service that could allow remote code execution if an attacker sends a specially crafted print request to a vulnerable machine with its Print Spooler interface exposed over RPC.

Memory leak occurs in the Spoolsv.exe process after you run an application that performs WMI queries in Windows 7 or Windows Server 2008 R2 - Microsoft Support. Windows 7 Service Pack 1 Windows 7 Enterprise Windows 7 Home Basic More... Symptoms. Consider the following scenario:

Symptom. Windows Server 2008 print server may experience higher than normal CPU utilization in the spoolsv.exe process. The spooler.xml file located in %systemroot%\system32\spool\ folder will also grow in size and may exhaust all available disk space.

Launch the Xbox app for PC. Click your Profile picture. Click on Support. Click on Gaming Services Repair Tool. Click on Start Troubleshooting.

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The Spoolsv.exe process stops responding when you connect to more than 200 network printers from a computer that is running Windows 7 or Windows Server 2008 R2 - Microsoft Support.

Cause. This problem occurs in Windows 8 and Windows Server 2012 because the spooler opens pOutputFile by using the FILE_FLAG_DELETE_ON_CLOSE flag. Resolution. This hotfix is also available at Microsoft Update Catalog. To resolve this problem, install this hotfix. This hotfix changes the spooler not to delete the file if pOutputFile already exists.

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