MariaDB through 10.5.9 allows an application crash in sub_select_postjoin_aggr for a NULL value of aggr.
jira.mariadb.org/browse/MDEV-25761
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKJRBYJAQCOPHSED43A3HUPNKQLDTFGD/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZFZVMJL5UDTOZMARLXQIMG3BTG6UNYW/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ4KDAGF3H4D4BDTHRAM6ZEAJJWWMRUO/
mariadb.com/kb/en/security/
security.netapp.com/advisory/ntap-20220221-0002/