Vulnerability Description
Buffer overflow in the macvtap device driver in the Linux kernel before 3.4.5, when running in certain configurations, allows privileged KVM guest users to cause a denial of service (crash) via a long descriptor with a long vector length.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.4.4 |
Related Weaknesses (CWE)
References
- http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://marc.info/?l=linux-netdev&m=133455718001608&w=2
- http://rhn.redhat.com/errata/RHSA-2012-0743.html
- http://ubuntu.com/usn/usn-1529-1
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
- http://www.openwall.com/lists/oss-security/2012/04/19/14
- https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a7
- https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86
- http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://marc.info/?l=linux-netdev&m=133455718001608&w=2
- http://rhn.redhat.com/errata/RHSA-2012-0743.html
FAQ
What is CVE-2012-2119?
CVE-2012-2119 is a vulnerability with a CVSS score of 5.2 (MEDIUM). Buffer overflow in the macvtap device driver in the Linux kernel before 3.4.5, when running in certain configurations, allows privileged KVM guest users to cause a denial of service (crash) via a long...
How severe is CVE-2012-2119?
CVE-2012-2119 has been rated MEDIUM with a CVSS base score of 5.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-2119?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.