Vulnerability Description
The KVM implementation in the Linux kernel before 3.3.6 allows host OS users to cause a denial of service (NULL pointer dereference and host OS crash) by making a KVM_CREATE_IRQCHIP ioctl call after a virtual CPU already exists.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.3.5 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://rhn.redhat.com/errata/RHSA-2012-0571.html
- http://rhn.redhat.com/errata/RHSA-2012-0676.html
- http://secunia.com/advisories/49928
- http://www.debian.org/security/2012/dsa-2469
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6
- http://www.openwall.com/lists/oss-security/2012/03/30/1
- http://www.securitytracker.com/id?1026897
- https://bugzilla.redhat.com/show_bug.cgi?id=808199
- https://github.com/torvalds/linux/commit/9c895160d25a76c21b65bad141b08e8d4f99afe
- https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://rhn.redhat.com/errata/RHSA-2012-0571.html
- http://rhn.redhat.com/errata/RHSA-2012-0676.html
- http://secunia.com/advisories/49928
FAQ
What is CVE-2012-1601?
CVE-2012-1601 is a vulnerability with a CVSS score of 4.9 (MEDIUM). The KVM implementation in the Linux kernel before 3.3.6 allows host OS users to cause a denial of service (NULL pointer dereference and host OS crash) by making a KVM_CREATE_IRQCHIP ioctl call after a...
How severe is CVE-2012-1601?
CVE-2012-1601 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-1601?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.