Provide references for CVE-2021-3935.
Where can I find more information about CVE-2021-3935?
References are available at: https://bugzilla.redhat.com/show_bug.cgi?id=2021251, http://www.pgbouncer.org/changelog.html#pgbouncer-116x, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNPCV3KRDI5PLLLKADFVIOHACQJLZMLI/, https://lists.debian.org/debian-lts-announce/2022/02/msg00016.html.