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CVE-2009-1242

Description

The vmx_set_msr function in arch/x86/kvm/vmx.c in the VMX implementation in the KVM subsystem in the Linux kernel before 2.6.29.1 on the i386 platform allows guest OS users to cause a denial of service (OOPS) by setting the EFER_LME (aka "Long mode enable") bit in the Extended Feature Enable Register (EFER) model-specific register, which is specific to the x86_64 platform.

POC

Reference

- http://www.globalsecuritymag.com/Vigil-nce-Linux-kernel-denial-of%2C20090402%2C8311

- http://www.globalsecuritymag.com/Vigil-nce-Linux-kernel-denial-of,20090402,8311

- http://www.ubuntu.com/usn/usn-793-1

Github

No PoCs found on GitHub currently.