Vulnerability Description
Multiple race conditions in the (1) virDomainBlockStats, (2) virDomainGetBlockInf, (3) qemuDomainBlockJobImpl, and (4) virDomainGetBlockIoTune functions in libvirt before 1.2.1 do not properly verify that the disk is attached, which allows remote read-only attackers to cause a denial of service (libvirtd crash) via the virDomainDetachDeviceFlags command.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Libvirt | <= 1.2.0 |
Related Weaknesses (CWE)
References
- http://libvirt.org/news.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00060.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00062.html
- http://rhn.redhat.com/errata/RHSA-2014-0103.html
- http://secunia.com/advisories/56186Vendor Advisory
- http://secunia.com/advisories/56446Vendor Advisory
- http://secunia.com/advisories/60895
- http://security.gentoo.org/glsa/glsa-201412-04.xml
- http://www.debian.org/security/2014/dsa-2846
- http://www.ubuntu.com/usn/USN-2093-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1043069Vendor Advisory
- http://libvirt.org/news.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00060.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00062.html
- http://rhn.redhat.com/errata/RHSA-2014-0103.html
FAQ
What is CVE-2013-6458?
CVE-2013-6458 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Multiple race conditions in the (1) virDomainBlockStats, (2) virDomainGetBlockInf, (3) qemuDomainBlockJobImpl, and (4) virDomainGetBlockIoTune functions in libvirt before 1.2.1 do not properly verify ...
How severe is CVE-2013-6458?
CVE-2013-6458 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-6458?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Libvirt.