Vulnerability in Xen

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 IOMMU setup is complete, which allows local HVM guest domains to gain privileges or cause a denial of service via a DMA instruction.

EPSS: 0.005 (41.7th percentile) — read the EPSS interpretation.

Affected products

  • Xen — versions 4.0.0, 4.0.1, 4.0.2
  • N/a — versions n/a

Weakness classification (CWE)

References