Provide references for CVE-2019-20021.
Where can I find more information about CVE-2019-20021?
References are available at: https://github.com/upx/upx/issues/315, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/, http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html, http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/.