CVE-2012-4461
- Source
- https://cve.org/CVERecord?id=CVE-2012-4461
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2012-4461.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2012-4461
- Downstream
- Related
- Withdrawn
- 2026-01-27T04:11:20.288281Z
- Published
- 2013-01-22T23:55:02Z
- Modified
- 2026-01-27T04:11:20.288281Z
- Summary
- [none]
- Details
-
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 KVMSETSREGS ioctl to set the X86CR4OSXSAVE bit in the guest cr4 register, then calling the KVM_RUN ioctl.
- References
-
- http://rhn.redhat.com/errata/RHSA-2013-0223.html
- http://rhn.redhat.com/errata/RHSA-2013-0882.html
- http://secunia.com/advisories/51160
- https://bugzilla.redhat.com/show_bug.cgi?id=862900
- http://article.gmane.org/gmane.comp.emulators.kvm.devel/100742
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git%3Ba=commit%3Bh=6d1068b3a98519247d8ba4ec85cd40ac136dbdf9
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.6.9
- http://www.openwall.com/lists/oss-security/2012/11/06/14
- http://www.securityfocus.com/bid/56414
- https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html