This update for provides the following fixes: Following security issues were fixed: - CVE-2019-14847: User with "get changes" permission could have crashed AD DC LDAP server via dirsync . - CVE-2019-10218: Client code could have returned filenames containing path separators . - CVE-2019-14833: Accent with "check script password" where Samba AD DC check password script did not receive the full password . Also following non-security issues were fixed: - Fix auth problems when printing via smbspool backend with kerberos. - Fix broken username/password authentication with CUPS and smbspool