First published: Wed Jul 05 2017(Updated: )
The vCPU context-switch implementation in Xen through 4.8.x improperly interacts with the Memory Protection Extensions (MPX) and Protection Key (PKU) features, which makes it easier for guest OS users to defeat ASLR and other protection mechanisms, aka XSA-220.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
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 | =4.6.2 | |
Xen Xen | =4.6.4 | |
Xen Xen | =4.6.5 | |
Xen Xen | =4.7.1 | |
Xen Xen | =4.8.0 | |
Xen Xen | =4.8.1 |
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