First published: Thu Sep 12 2013(Updated: )
The xenlight library (libxl) in Xen 4.0.x through 4.2.x, when IOMMU is disabled, provides access to a busmastering-capable PCI passthrough device before the IOMMU setup is complete, which allows local HVM guest domains to gain privileges or cause a denial of service via a DMA instruction.
Credit: secalert@redhat.com
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 | =4.2.0 | |
Xen Xen | =4.2.1 | |
Xen Xen | =4.2.2 | |
Xen Xen | =4.2.3 |
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