Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCI[E] device to cause a denial of service (CPU consumption and host hang) via many crafted DMA requests that are denied by the IOMMU, which triggers a livelock.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Xen | Xen | * | 4.1.1 |