Debian/xen: high 8.8
The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and earlier allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries.
Action: Upgrade xen to 4.8.0~rc3-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.8.0~rc3-1 | - |
Fixed versions
| 4.8.0~rc3-1 |
Sources
published · modified · JSON