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CVE-2012-4461

Public on 2013-01-22
Modified on 2014-09-15
Description

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.

Severity
Medium
See what this means
CVSS v3 Base Score
4.7
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2013-03-02 16:54 ALAS-2013-166

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C
NVD CVSSv2 1.9 AV:L/AC:M/Au:N/C:N/I:N/A:P