Vulnerability Description
Race condition in the __kvm_migrate_pit_timer function in arch/x86/kvm/i8254.c in the KVM subsystem in the Linux kernel through 3.17.2 allows guest OS users to cause a denial of service (host OS crash) by leveraging incorrect PIT emulation.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.17.2 |
| Redhat | Enterprise Linux | 5.0 |
| Canonical | Ubuntu Linux | 10.04 |
| Debian | Debian Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://rhn.redhat.com/errata/RHSA-2015-0126.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0284.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0869.htmlThird Party Advisory
- http://www.debian.org/security/2014/dsa-3060Third Party Advisory
- http://www.openwall.com/lists/oss-security/2014/10/24/9Mailing ListPatchThird Party Advisory
- http://www.ubuntu.com/usn/USN-2394-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2417-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2418-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2491-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1144878Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/2febc839133280d5a5e8e1179c94ea674489daePatchThird Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://rhn.redhat.com/errata/RHSA-2015-0126.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0284.htmlThird Party Advisory
FAQ
What is CVE-2014-3611?
CVE-2014-3611 is a vulnerability with a CVSS score of 4.7 (MEDIUM). Race condition in the __kvm_migrate_pit_timer function in arch/x86/kvm/i8254.c in the KVM subsystem in the Linux kernel through 3.17.2 allows guest OS users to cause a denial of service (host OS crash...
How severe is CVE-2014-3611?
CVE-2014-3611 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-3611?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Redhat Enterprise Linux, Canonical Ubuntu Linux, Debian Debian Linux.