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Status published
Low
CVE-2012-4461
The KVM subsystem in the Linux kernel before 3.6.9, when...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://rhn.redhat.com/errata/RHSA-2013-0223.html
- http://www.securityfocus.com/bid/56414
- https://bugzilla.redhat.com/show_bug.cgi?id=862900
- http://rhn.redhat.com/errata/RHSA-2013-0882.html
- http://secunia.com/advisories/51160
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git%3Ba=commit%3Bh=6d1068b3a98519247d8ba4ec85cd40ac136dbdf9
- http://article.gmane.org/gmane.comp.emulators.kvm.devel/100742
- https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html
- http://www.openwall.com/lists/oss-security/2012/11/06/14
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.6.9
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
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Affected Vendor
linux
View all reports →Affected Software
linux kernel
Vulnerable Versions:
0, 3.6, 3.6.1, 3.6.2, 3.6.3, 3.6.4, 3.6.5, 3.6.6, 3.6.7
Timeline
Official Publish:
January 22nd, 2013
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.