This update for ldb, samba fixes the following issues:
The following security bugs were fixed:
samba was updated to 4.15.8:
Out-by-4 error in smbd read reply max_send clamp; (bso#14443);
Move pdb backends from package samba-libs to package samba-client-libs and remove samba-libs requirement from samba-winbind; (bsc#1200964); (bsc#1198255);
ldb was updated to version 2.4.3