Provide references for CVE-2021-4207.
Where can I find more information about CVE-2021-4207?
References are available at: https://bugzilla.redhat.com/show_bug.cgi?id=2036966, https://starlabs.sg/advisories/21-4207/, https://www.debian.org/security/2022/dsa-5133, https://security.gentoo.org/glsa/202208-27, https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html.