The AMD IOMMU support in Xen 4.2.x, 4.1.x, 3.3, and other versions, when using AMD-Vi for PCI passthrough, uses the same interrupt remapping table for the host and all guests, which allows guests to cause a denial of service by injecting an interrupt into other guests.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xen | Xen | 4.2.0 (including) | 4.2.0 (including) |
| Xen | Xen | 4.2.1 (including) | 4.2.1 (including) |