First published: Mon Jan 23 2017(Updated: )
Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cause a denial of service (guest OS crash) by leveraging a guest operating system that uses hardware task switching and allows a new task to start in VM86 mode.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Xen Xen | =4.0.0 | |
Xen Xen | =4.0.1 | |
Xen Xen | =4.0.2 | |
Xen Xen | =4.0.3 | |
Xen Xen | =4.0.4 | |
Xen Xen | =4.1.0 | |
Xen Xen | =4.1.1 | |
Xen Xen | =4.1.2 | |
Xen Xen | =4.1.3 | |
Xen Xen | =4.1.4 | |
Xen Xen | =4.1.5 | |
Xen Xen | =4.1.6.1 | |
Xen Xen | =4.2.0 | |
Xen Xen | =4.2.1 | |
Xen Xen | =4.2.2 | |
Xen Xen | =4.2.3 | |
Xen Xen | =4.2.4 | |
Xen Xen | =4.2.5 | |
Xen Xen | =4.3.0 | |
Xen Xen | =4.3.1 | |
Xen Xen | =4.3.2 | |
Xen Xen | =4.3.3 | |
Xen Xen | =4.3.4 | |
Xen Xen | =4.4.0 | |
Xen Xen | =4.4.1 | |
Xen Xen | =4.4.2 | |
Xen Xen | =4.4.3 | |
Xen Xen | =4.4.4 | |
Xen Xen | =4.5.0 | |
Xen Xen | =4.5.1 | |
Xen Xen | =4.5.2 | |
Xen Xen | =4.5.3 | |
Xen Xen | =4.5.5 | |
Xen Xen | =4.6.0 | |
Xen Xen | =4.6.1 | |
Xen Xen | =4.6.3 | |
Xen Xen | =4.6.4 | |
Xen Xen | =4.7.0 | |
Xen Xen | =4.7.1 | |
Citrix XenServer | =6.0.2 | |
Citrix XenServer | =6.2.0 | |
Citrix XenServer | =6.5 | |
Citrix XenServer | =7.0 |
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