CVE-2013-6458

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.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.14% Top 25%
Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-2093-1 vendor advisory
http://secunia.com/advisories/56446 third party advisory vendor advisory
http://www.debian.org/security/2014/dsa-2846 vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1043069 vendor advisory
http://libvirt.org/news.html
http://secunia.com/advisories/60895 third party advisory
http://security.gentoo.org/glsa/glsa-201412-04.xml vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-02/msg00060.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-0103.html vendor advisory
http://secunia.com/advisories/56186 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-02/msg00062.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-6458?
CVE-2013-6458 has been scored as a medium severity vulnerability.
How to fix CVE-2013-6458?
To fix CVE-2013-6458, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-6458 being actively exploited in the wild?
It is possible that CVE-2013-6458 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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