Provide references for CVE-2021-29157.
Where can I find more information about CVE-2021-29157?
References are available at: https://dovecot.org/security, https://www.openwall.com/lists/oss-security/2021/06/28/1, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JB2VTJ3G2ILYWH5Y2FTY2PUHT2MD6VMI/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TK424DWFO2TKJYXZ2H3XL633TYJL4GQN/, https://security.gentoo.org/glsa/202107-41.