kbrain

CVE-2012-4461

LOW · CVSS 1.9EPSS 0.4%EU EUVD

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.

Key facts

CVSS score
1.9 (v2.0)
Severity
LOW
CVSS vector
AV:L/AC:M/Au:N/C:N/I:N/A:P
EPSS score
0.4% (30th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2012-4390)
Published
January 22, 2013
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-4390 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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