Windows Hyper-V Information Disclosure Vulnerability
CVE-2019-0635 is fixed in 22 products on 1 platform, first by KB4487026, released February 12, 2019. It is not reported as exploited. Patch Radar priority: Routine.
<p>An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system. To exploit the vulnerability, an attacker on a guest operating system could run a specially crafted application that could cause the Hyper-V host operating system to disclose memory information.</p> <p>An attacker who successfully exploited the vulnerability could gain access to information on the Hyper-V host operating system.</p> <p>The security update addresses the vulnerability by correcting how Hyper-V validates guest operating system user input.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1607 for x64-based Systems | 14393.2791 | KB4487026 | Feb 12, 2019 |
| Windows 10 Version 1703 for x64-based Systems | 15063.1631 | KB4487020 | Feb 12, 2019 |
| Windows 10 Version 1709 for x64-based Systems | 16299.967 | KB4486996 | Feb 12, 2019 |
| Windows 10 Version 1803 for x64-based Systems | 17134.590 | KB4487017 | Feb 12, 2019 |
| Windows 10 Version 1809 for x64-based Systems | 17763.316 | KB4487044 | Feb 12, 2019 |
| Windows 10 for x64-based Systems | 10240.18132 | KB4487018 | Feb 12, 2019 |
| Windows 7 for x64-based Systems Service Pack 1 | KB4486564 | Feb 12, 2019 | |
| Windows 7 for x64-based Systems Service Pack 1 | KB4486563 | Feb 12, 2019 | |
| Windows 8.1 for x64-based systems | KB4487028 | Feb 12, 2019 | |
| Windows 8.1 for x64-based systems | KB4487000 | Feb 12, 2019 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4486564 | Feb 12, 2019 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 | KB4486563 | Feb 12, 2019 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4486564 | Feb 12, 2019 | |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) | KB4486563 | Feb 12, 2019 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4487023 | Feb 12, 2019 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 | KB4487019 | Feb 12, 2019 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4487023 | Feb 12, 2019 | |
| Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) | KB4487019 | Feb 12, 2019 | |
| Windows Server 2012 | KB4487025 | Feb 12, 2019 | |
| Windows Server 2012 | KB4486993 | Feb 12, 2019 | |
| Windows Server 2012 (Server Core installation) | KB4487025 | Feb 12, 2019 | |
| Windows Server 2012 (Server Core installation) | KB4486993 | Feb 12, 2019 | |
| Windows Server 2012 R2 | KB4487028 | Feb 12, 2019 | |
| Windows Server 2012 R2 | KB4487000 | Feb 12, 2019 | |
| Windows Server 2012 R2 (Server Core installation) | KB4487028 | Feb 12, 2019 | |
| Windows Server 2012 R2 (Server Core installation) | KB4487000 | Feb 12, 2019 | |
| Windows Server 2016 | 14393.2791 | KB4487026 | Feb 12, 2019 |
| Windows Server 2016 (Server Core installation) | 14393.2791 | KB4487026 | Feb 12, 2019 |
| Windows Server 2019 | 17763.316 | KB4487044 | Feb 12, 2019 |
| Windows Server 2019 (Server Core installation) | 17763.316 | KB4487044 | Feb 12, 2019 |
| Windows Server, version 1709 (Server Core Installation) | 16299.967 | KB4486996 | Feb 12, 2019 |
| Windows Server, version 1803 (Server Core Installation) | 17134.590 | KB4487017 | Feb 12, 2019 |
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