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CVE-2013-4329

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 IO…

Impact

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.

Affected products

VendorProductAffected versions
XenXen
Versions 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.1.0

Weakness classification

CWE-264

References