Vulnerability Description
Buffer overflow in virt/kvm/irq_comm.c in the KVM subsystem in the Linux kernel before 3.2.24 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to Message Signaled Interrupts (MSI), irq routing entries, and an incorrect check by the setup_routing_entry function before invoking the kvm_set_irq function.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.33, < 3.0.72 |
| Canonical | Ubuntu Linux | 10.04 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.htmlMailing ListThird Party Advisory
- http://marc.info/?l=bugtraq&m=139447903326211&w=2Mailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2012-0743.htmlThird Party Advisory
- http://secunia.com/advisories/50952Broken Link
- http://secunia.com/advisories/50961Broken Link
- http://ubuntu.5.n6.nabble.com/PATCH-Oneiric-CVE-2012-2137-KVM-Fix-buffer-overfloThird Party Advisory
- http://ubuntu.com/usn/usn-1529-1Third Party Advisory
- http://ubuntu.com/usn/usn-1607-1Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.24Vendor Advisory
- http://www.securityfocus.com/bid/54063Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-1594-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-1606-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-1609-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=816151Issue TrackingThird Party Advisory
FAQ
What is CVE-2012-2137?
CVE-2012-2137 is a vulnerability with a CVSS score of 6.9 (MEDIUM). Buffer overflow in virt/kvm/irq_comm.c in the KVM subsystem in the Linux kernel before 3.2.24 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via vectors re...
How severe is CVE-2012-2137?
CVE-2012-2137 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-2137?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.