An untrusted pointer dereference flaw was found in Perl-DBI < 1.643. A local attacker who is able to manipulate calls to dbd_db_login6_sv() could cause memory corruption, affecting the service's availability.
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00067.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00074.html
https://bugzilla.redhat.com/show_bug.cgi?id=1877402
https://lists.debian.org/debian-lts-announce/2020/09/msg00026.html