Provide references for CVE-2016-4020.
Where can I find more information about CVE-2016-4020?
References are available at: http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=691a02e2ce0c413236a78dee6f2651c937b09fb0, https://bugzilla.redhat.com/show_bug.cgi?id=1313686, https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg01106.html, http://www.securityfocus.com/bid/86067, https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg01118.html, https://access.redhat.com/errata/RHSA-2017:2392, https://security.gentoo.org/glsa/201609-01, http://www.ubuntu.com/usn/USN-2974-1, https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html, https://access.redhat.com/errata/RHSA-2017:2408, https://access.redhat.com/errata/RHSA-2017:1856.