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.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1.2.2-0ubuntu13.1.7", "binary_name": "libvirt-bin" }, { "binary_version": "1.2.2-0ubuntu13.1.7", "binary_name": "libvirt-dev" }, { "binary_version": "1.2.2-0ubuntu13.1.7", "binary_name": "libvirt-doc" }, { "binary_version": "1.2.2-0ubuntu13.1.7", "binary_name": "libvirt0" }, { "binary_version": "1.2.2-0ubuntu13.1.7", "binary_name": "libvirt0-dbg" } ] }