Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service (traffic amplification) via a spoofed DNS query.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=683372
rhn.redhat.com/errata/RHSA-2013-0276.html
rhn.redhat.com/errata/RHSA-2013-0277.html
rhn.redhat.com/errata/RHSA-2013-0579.html
thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commitdiff%3Bh=2f38141f434e23292f84cefc33e8de76fb856147
thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commitdiff%3Bh=54dd393f3938fc0c19088fbd319b95e37d81a2b0
www.mandriva.com/security/advisories?name=MDVSA-2013:072
www.openwall.com/lists/oss-security/2012/07/12/5
www.securityfocus.com/bid/54353
www.thekelleys.org.uk/dnsmasq/CHANGELOG
bugzilla.redhat.com/show_bug.cgi?id=833033