The following is the patch to resolve mem leaks in ldapsam_modify_entry(..) in pdb_ldap.c.  (3.0.23d)

--- pdb_ldap.c  2006-11-14 06:42:14.000000000 -0800
+++ pdb_ldap.c.new      2006-11-28 16:52:09.980061000 -0800
@@ -1592,12 +1592,14 @@
                }

                if (push_utf8_allocate(&utf8_dn, dn) == (size_t)-1) {
+                       SAFE_FREE(utf8_password);
                        return NT_STATUS_NO_MEMORY;
                }

                if ((ber = ber_alloc_t(LBER_USE_DER))==NULL) {
                        DEBUG(0,("ber_alloc_t returns NULL\n"));
                        SAFE_FREE(utf8_password);
+                       SAFE_FREE(utf8_dn);
                        return NT_STATUS_UNSUCCESSFUL;
                }