Provide references for CVE-2021-32739.
Where can I find more information about CVE-2021-32739?
References are available at: https://github.com/Icinga/icinga2/security/advisories/GHSA-98wp-jc6q-x5q5, https://icinga.com/blog/2021/07/02/releasing-icinga-2-12-5-2-11-10/, https://lists.debian.org/debian-lts-announce/2021/11/msg00010.html.