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Category:   Application (Generic)  >   Microsoft Hyper-V Vendors:   Microsoft
Microsoft Hyper-V Input Validation Flaw Lets Local Users on a Guest System Cause Denial of Service Conditions on the Host System
SecurityTracker Alert ID:  1038230
SecurityTracker URL:  http://securitytracker.com/id/1038230
CVE Reference:   CVE-2017-0185   (Links to External Site)
Date:  Apr 11 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2012, 2012 R2, 8.1, 10, 10 Version 1511, 10 Version 1607, 10 Version 1703, 2016
Description:   A vulnerability was reported in Microsoft Hyper-V. A local user on the guest system can cause denial of service conditions on the host system.

A local privilege user on the guest system can run a specially crafted application to exploit an input validation flaw and cause the host system to crash.

Impact:   A local user on the guest system can cause denial of service conditions on the host system.
Solution:   The vendor has issued a fix, available at:

https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4015550
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4015551
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4015217
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4015219
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4015221
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4015583

A restart is required.

Vendor URL:  catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4015550 (Links to External Site)
Cause:   Input validation error
Underlying OS:  Windows (2012), Windows (2016), Windows (8), Windows (10)

Message History:   None.


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