Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xen | Xen | 4.5.3 (including) | 4.5.3 (including) |
| Xen | Xen | 4.6.3 (including) | 4.6.3 (including) |
| Xen | Xen | 4.7.0 (including) | 4.7.0 (including) |