The KVM subsystem in the Linux kernel before 3.6.9, when running on hosts that use qemu userspace without XSAVE, allows local users to cause a denial of service (kernel OOPS) by using the KVM_SET_SREGS ioctl to set the X86_CR4_OSXSAVE bit in the guest cr4 register, then calling the KVM_RUN ioctl.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Linux_kernel | Linux | * | 3.6.8 (including) |
| Linux_kernel | Linux | 3.6 (including) | 3.6 (including) |
| Linux_kernel | Linux | 3.6.1 (including) | 3.6.1 (including) |
| Linux_kernel | Linux | 3.6.2 (including) | 3.6.2 (including) |
| Linux_kernel | Linux | 3.6.3 (including) | 3.6.3 (including) |
| Linux_kernel | Linux | 3.6.4 (including) | 3.6.4 (including) |
| Linux_kernel | Linux | 3.6.5 (including) | 3.6.5 (including) |
| Linux_kernel | Linux | 3.6.6 (including) | 3.6.6 (including) |
| Linux_kernel | Linux | 3.6.7 (including) | 3.6.7 (including) |