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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2013-01-22T23:00:00

Updated: 2024-08-06T20:35:09.606Z

Reserved: 2012-08-21T00:00:00

Link: CVE-2012-4461

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2013-01-22T23:55:02.730

Modified: 2024-11-21T01:42:56.603

Link: CVE-2012-4461

cve-icon Redhat

Severity : Moderate

Publid Date: 2012-11-06T00:00:00Z

Links: CVE-2012-4461 - Bugzilla