SB2014012402 - Race condition in libvirt
Published: January 24, 2014 Updated: July 28, 2020
Security Bulletin ID
SB2014012402
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Race condition (CVE-ID: CVE-2014-1447)
CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
Race condition in the virNetServerClientStartKeepAlive function in libvirt before 1.2.1 allows remote attackers to cause a denial of service (libvirtd crash) by closing a connection before a keepalive response is sent.
Remediation
Install update from vendor's website.
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/56321
- http://secunia.com/advisories/56446
- http://secunia.com/advisories/60895
- http://security.gentoo.org/glsa/glsa-201412-04.xml
- http://www.debian.org/security/2014/dsa-2846
- http://www.securitytracker.com/id/1029695
- http://www.ubuntu.com/usn/USN-2093-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1047577