csrss

About this tag
CSRSS, or Client/Server Run-time Subsystem, is a critical Windows process that manages console windows and thread creation. On WindowsForum.com, users discuss CSRSS in the context of troubleshooting, security, and system stability. Topics include identifying legitimate csrss.exe versus malware masquerading as the process, such as trojans that use the same name to evade detection. Others report CSRSS-related issues like disk activity, BSOD crashes linked to audio playback, and system hangs when canceling tasks. Microsoft security bulletins (MS13-019, MS13-033) highlight elevation-of-privilege vulnerabilities in CSRSS on older Windows versions, emphasizing the importance of applying updates. For users, verifying the location and behavior of csrss.exe is key to distinguishing safe operation from infection.
  1. G

    Windows reads 2nd drive without any visibility even if drive is disabled and drive letter removed.

    I had my old C: HHD drive replaced by an SSD, and moved to D: A new copy of Windows 10 was installed by the computer shop. Although I never used my D: drive since then, Windows 10 reads it upon waking from sleep for a few minutes - even when the drive was disabled and the drive letter removed as...
  2. Hemant000

    Windows 10 Recently removed a trojan from win10

    i recently found out that my laptop has a trojan , which came with a software i install 6 to 7 days ago . windows defender found out it but was unable to remove it.Every time it reboot it came back.I checked in task manager for startup program , there was a strang prgm csrss.exe. So. it was a...
  3. stan baker

    Windows 7 Audio playing results in BSOD

    The attached minidump resulted from listening to iTunes internet music. I was sleeping when the crash occurred, so I don't know how long after starting iTunes that it happened. I have had the same result after a few hours of listening to the SecurityNow podcast on twit.tv, so I'm guessing that...
  4. News

    MS13-033 - Important : Vulnerability in Windows Client/Server Run-time Subsystem (CSRSS) Could Allow

    Severity Rating: Important Revision Note: V1.0 (April 9, 2013): Bulletin published. Summary: This security update resolves a privately reported vulnerability in all supported editions of Windows XP, Windows Vista, Windows Server 2003, and Windows Server 2008. The...
  5. News

    MS13-019 - Important : Vulnerability in Windows Client/Server Run-time Subsystem (CSRSS) Could Allow

    Severity Rating: Important Revision Note: V1.0 (February 12, 2013): Bulletin published. Summary: This security update resolves a publicly disclosed vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker logs on to a system...
  6. News

    MS13-019: Vulnerability in Windows Client/Server Run-time Subsystem (CSRSS) could allow elevation of

    More...
  7. J

    Windows 7 Help identifying process

    Hi i'm paranoid i got a keylogger or malicious software in my computer for something i did, but the Antivirus did not detect anything wrong, also got recently Zemana antilogger just to be safe and seems everything is okay my question is: found two processes i don't know what they are or what...
  8. News

    Computer crashes when Windows 7 or Windows Server 2008 R2 cancels a pending task and a popup message

    Fixes an issue in which a computer crashes when Windows 7 or Windows Server 2008 R2 cancels a pending task. This issue occurs after you receive a popup message in CSRSS. More...
  9. News

    MS11-056 - Important : Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Eleva

    Severity Rating: Important Revision Note: V1.1 (July 21, 2011): Added a link to Microsoft Knowledge Base Article 2507938 under Known Issues in the Executive Summary. Summary: This security update resolves five privately reported vulnerabilities in the Microsoft Windows...
  10. News

    MS11-056: Vulnerabilities in Windows CSRSS could allow elevation of privilege: July 12, 2011

    Resolves vulnerabilities in the Windows Client/Server Run-time Subsystem (CSRSS) that could allow elevation of privilege if an attacker logs on to a user's system and runs a specially crafted application. More...
  11. News

    MS11-056 - Important: Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Elevat

    Severity Rating: Important - Revision Note: V1.0 (July 12, 2011): Bulletin published.Summary: This security update resolves five privately reported vulnerabilities in the Microsoft Windows Client/Server Run-time Subsystem (CSRSS). The vulnerabilities could allow elevation of privilege if an...
  12. News

    MS11-056 - Important: Vulnerabilities in Windows Client/Server Run-time Subsystem Could Allow Elevat

    Bulletin Severity Rating:Important - This security update resolves five privately reported vulnerabilities in the Microsoft Windows Client/Server Run-time Subsystem (CSRSS). The vulnerabilities could allow elevation of privilege if an attacker logs on to a user's system and runs a specially...
  13. News

    MS11-010 - Important: Vulnerability in Windows Client/Server Run-time Subsystem Could Allow Elevatio

    Severity Rating: Important - Revision Note: V1.0 (February 8, 2011): Bulletin publishedSummary: This security update resolves a privately reported vulnerability in the Microsoft Windows Client/Server Run-time Subsystem (CSRSS) in Windows XP and Windows Server 2003. This security update is rated...
  14. News

    MS11-010 - Important: Vulnerability in Windows Client/Server Run-time Subsystem Could Allow Elevatio

    Bulletin Severity Rating:Important - This security update resolves a privately reported vulnerability in the Microsoft Windows Client/Server Run-time Subsystem (CSRSS) in Windows XP and Windows Server 2003. This security update is rated Important for all supported editions of these operating...
  15. S

    Windows 7 Windows 7 - Two instances of csrss.exe running? Trojan?

    I have noticed that I have two processes of csrss.exe running. Is this normal? I am very concerned about this and I've done some research online saying that this is likely a Trojan. I've only had my computer for a week and I might already have a Trojan. Can somebody tell me something should...
  16. J

    Windows 7 MS Windows NtRaiseHardError Csrss.exe-winsrv.dll Double Free

    oeno! Code: Link Removed due to 404 Error Need I say more? josh_rain
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