A flaw was found in the way an LDAP search expression could crash the shared LDAP server process of a samba AD DC in samba before version 4.10. An authenticated user, having read permissions on the LDAP server, could use this flaw to cause denial of service.
lists.opensuse.org/opensuse-security-announce/2019-04/msg00035.html
www.securityfocus.com/bid/107347
bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3824
bugzilla.samba.org/show_bug.cgi?id=13773
lists.debian.org/debian-lts-announce/2019/03/msg00000.html
security.netapp.com/advisory/ntap-20190226-0001/
usn.ubuntu.com/3895-1/
www.debian.org/security/2019/dsa-4397