KLA11060
Multiple vulnerabilities in Microsoft Windows Hyper-V

Multiple serious vulnerabilities have been found in Microsoft Windows Hyper-V. Malicious users can exploit these vulnerabilities to obtain sensitive information, execute arbitrary code and cause a denial of service.

Below is a complete list of vulnerabilities:

1. Multiple vulnerabilities related to an improper validation of guest operating system network traffic in Windows Hyper-V Network Switch can be exploited remotely via a specially designed application to execute arbitrary code;
2. Multiple vulnerabilities related to an improper validation of guest operating system user input in Windows Hyper-V Network Switch can be exploited remotely via a specially designed application to obtain sensitive information;
3. Multiple vulnerabilities related to an incorrect validation of input from a privileged user on a guest operating system can be exploited remotely via a specially designed application to cause a denial of service;
4. Multiple vulnerabilities related to an improper handling of an access from virtual machines to the Hyper-V Network Switch can be exploited remotely via a specially designed application to cause a denial of service.

Microsoft Windows 8.1
Microsoft Windows 10
Microsoft Windows Server 2008 Service Pack 2
Microsoft Windows Server 2008 R2 Service Pack 1
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2016

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)