The get_page_from_l3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xen | Xen | - (including) | - (including) |
| Xen | Ubuntu | devel | * |
| Xen | Ubuntu | esm-infra/xenial | * |
| Xen | Ubuntu | precise | * |
| Xen | Ubuntu | trusty | * |
| Xen | Ubuntu | upstream | * |
| Xen | Ubuntu | xenial | * |