Vulnerability Description
Buffer overflow in the complete_emulated_mmio function in arch/x86/kvm/x86.c in the Linux kernel before 3.13.6 allows guest OS users to execute arbitrary code on the host OS by leveraging a loop that triggers an invalid memory copy affecting certain cancel_work_item data.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.13.6 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6Release NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2014/03/03/1Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1062368Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/a08d3b3b99efd509133946056531cdf8f3a0c09PatchThird Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6Release NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2014/03/03/1Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1062368Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/a08d3b3b99efd509133946056531cdf8f3a0c09PatchThird Party Advisory
FAQ
What is CVE-2014-0049?
CVE-2014-0049 is a vulnerability with a CVSS score of 7.4 (HIGH). Buffer overflow in the complete_emulated_mmio function in arch/x86/kvm/x86.c in the Linux kernel before 3.13.6 allows guest OS users to execute arbitrary code on the host OS by leveraging a loop that ...
How severe is CVE-2014-0049?
CVE-2014-0049 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-0049?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.