Dnsmasq before 2.76 allows remote servers to cause a denial of service (crash) via a reply with an empty DNS address that has an (1) A or (2) AAAA record defined locally.
lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010479.html
lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010505.html
thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=41a8d9e99be9f2cc8b02051dd322cb45e0faac87
www.openwall.com/lists/oss-security/2016/06/03/7
www.openwall.com/lists/oss-security/2016/06/04/2
www.securityfocus.com/bid/91031
www.securitytracker.com/id/1036045
www.ubuntu.com/usn/USN-3009-1