Provide references for CVE-2021-21309.
Where can I find more information about CVE-2021-21309?
References are available at: https://github.com/redis/redis/security/advisories/GHSA-hgj8-vff2-7cjf, https://github.com/redis/redis/commit/c992857618db99776917f10bf4f2345a5fdc78b0, https://github.com/redis/redis/pull/8522, https://security.gentoo.org/glsa/202103-02.