VYPR
Unrated severityNVD Advisory· Published Apr 6, 2009· Updated Apr 23, 2026

CVE-2009-1242

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.

Affected products

10
  • cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
    • cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*
    • cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
    • cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
    • cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*
  • cpe:2.3:o:fedoraproject:fedora:10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
    Range: <2.6.29.1
  • OpenSUSE/openSUSE2 versions
    cpe:2.3:o:opensuse:opensuse:11.0:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:opensuse:opensuse:11.0:*:*:*:*:*:*:*
    • cpe:2.3:o:opensuse:opensuse:11.1:*:*:*:*:*:*:*

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

26

News mentions

0

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