SB2011053106 - Resource management error in libvirt
Published: May 31, 2011 Updated: August 11, 2020
Security Bulletin ID
SB2011053106
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2011-1486)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
libvirtd in libvirt before 0.9.0 does not use thread-safe error reporting, which allows remote attackers to cause a denial of service (crash) by causing multiple threads to report errors at the same time.
Remediation
Install update from vendor's website.
References
- http://libvirt.org/git/?p=libvirt.git;a=commit;h=f44bfb7fb978c9313ce050a1c4149bf04aa0a670
- http://secunia.com/advisories/44459
- http://securitytracker.com/id?1025477
- http://support.avaya.com/css/P8/documents/100134583
- http://www.debian.org/security/2011/dsa-2280
- http://www.redhat.com/support/errata/RHSA-2011-0478.html
- http://www.redhat.com/support/errata/RHSA-2011-0479.html
- http://www.securityfocus.com/bid/47148
- http://www.ubuntu.com/usn/USN-1152-1
- https://bugzilla.redhat.com/show_bug.cgi?id=693391
- https://www.redhat.com/archives/libvir-list/2011-March/msg01087.html