Provide references for CVE-2018-13139.
Where can I find more information about CVE-2018-13139?
References are available at: https://lists.debian.org/debian-lts-announce/2018/12/msg00016.html, https://github.com/erikd/libsndfile/issues/397, https://security.gentoo.org/glsa/201811-23, https://usn.ubuntu.com/4013-1/.