The hypervisor_callback function in Xen, possibly before 3.4.0, as applied to the Linux kernel 2.6.30-rc4, 2.6.18, and probably other versions allows guest user applications to cause a denial of service (kernel oops) of the guest OS by triggering a segmentation fault in certain address ranges.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Linux_kernel | Linux | 2.6.18 (including) | 2.6.18 (including) |
| Linux_kernel | Linux | 2.6.30-rc4 (including) | 2.6.30-rc4 (including) |
| Red Hat Enterprise Linux 4 | RedHat | kernel-0:2.6.9-89.0.3.EL | * |
| Red Hat Enterprise Linux 5 | RedHat | kernel-0:2.6.18-128.1.14.el5 | * |
| Xen | Ubuntu | dapper | * |
| Xen-3.1 | Ubuntu | hardy | * |
| Xen-3.1 | Ubuntu | intrepid | * |
| Xen-3.2 | Ubuntu | hardy | * |
| Xen-3.3 | Ubuntu | intrepid | * |
| Xen-3.3 | Ubuntu | jaunty | * |
| Xen-3.3 | Ubuntu | karmic | * |
| Xen-3.3 | Ubuntu | lucid | * |
| Xen-3.3 | Ubuntu | maverick | * |
| Xen-3.3 | Ubuntu | natty | * |