ruby2.7:sid is vulnerable to denial of service.
hackerone.com/reports/1145454
lists.debian.org/debian-lts-announce/2021/10/msg00009.html
lists.fedoraproject.org/archives/list/[email protected]/message/MWXHK5UUHVSHF7HTHMX6JY3WXDVNIHSL/
security-tracker.debian.org/tracker/CVE-2021-31810
security.netapp.com/advisory/ntap-20210917-0001/
www.oracle.com/security-alerts/cpuapr2022.html
www.ruby-lang.org/en/news/2021/07/07/trusting-pasv-responses-in-net-ftp/