Provide references for CVE-2019-9706.
Where can I find more information about CVE-2019-9706?
References are available at: https://salsa.debian.org/debian/cron/commit/40791b93, https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=809167, https://packages.qa.debian.org/c/cron/news/20190311T170403Z.html, https://lists.debian.org/debian-lts-announce/2019/03/msg00025.html, https://lists.debian.org/debian-lts-announce/2021/10/msg00029.html.