Provide references for CVE-2019-19956.
Where can I find more information about CVE-2019-19956?
References are available at: https://lists.debian.org/debian-lts-announce/2019/12/msg00032.html, https://usn.ubuntu.com/4274-1/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/, http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html, http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00005.html, https://www.oracle.com/security-alerts/cpujul2020.html, https://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd90641d8d9b0d0549, https://security.netapp.com/advisory/ntap-20200114-0002/, https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html, https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf, https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08.