Provide references for CVE-2018-20023.
Where can I find more information about CVE-2018-20023?
References are available at: https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-033-libvnc-memory-leak/, https://www.debian.org/security/2019/dsa-4383, https://lists.debian.org/debian-lts-announce/2018/12/msg00017.html, https://usn.ubuntu.com/3877-1/, https://security.gentoo.org/glsa/201908-05, https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html, https://usn.ubuntu.com/4547-1/, https://usn.ubuntu.com/4587-1/.