Resource management error in libvirt - CVE-2014-3657
Published: October 6, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41243
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2014-3657
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: libvirt.org
Affected software:
libvirt
libvirt
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The virDomainListPopulate function in conf/domain_conf.c in libvirt before 1.2.9 does not clean up the lock on the list of domains, which allows remote attackers to cause a denial of service (deadlock) via a NULL value in the second parameter in the virConnectListAllDomains API command.
How to mitigate CVE-2014-3657
Install update from vendor's website.
Sources
- http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=fc22b2e74890873848b43fffae43025d22053669
- http://lists.opensuse.org/opensuse-updates/2014-10/msg00014.html
- http://lists.opensuse.org/opensuse-updates/2014-10/msg00017.html
- http://rhn.redhat.com/errata/RHSA-2014-1352.html
- http://secunia.com/advisories/60291
- http://secunia.com/advisories/62303
- http://security.libvirt.org/2014/0005.html
- http://www.ubuntu.com/usn/USN-2404-1