RHSA-2010:0122 sudo stopped authentificate with LDAP

Hello. After applying today RHSA-2010:0122 sudo stopped to 
authentificate users in LDAP sudoers.
Users/groups in local /etc/sudoers are OK.

tail /var/log/secure
============================================================

Mar 26 05:57:10 nladmin03 sudo: eginzburg : user NOT in sudoers ; 
TTY=pts/0 ; PWD=/home/eginzburg ; USER=root ; COMMAND=/bin/ls
Mar 26 05:57:15 nladmin03 su: pam_unix(su:auth): authentication failure; 
logname=eginzburg uid=2595 euid=0 tty=pts/0 ruser=eginzburg rhost= 
user=root


cat /etc/pam.d/sudo
============================================================

#%PAM-1.0
auth       include	system-auth
account    include	system-auth
password   include	system-auth
session    optional	pam_keyinit.so revoke
session    required	pam_limits.so

cat /etc/pam.d/system-auth
============================================================
#%PAM-1.0
# This file is auto-generated.
# User changes will be destroyed the next time authconfig is run.
auth        required      pam_env.so
auth        sufficient    pam_unix.so nullok try_first_pass
auth        requisite     pam_succeed_if.so uid >= 500 quiet
auth        sufficient    pam_ldap.so use_first_pass
auth        required      pam_deny.so

account     required      pam_unix.so broken_shadow
account     sufficient    pam_localuser.so
account     sufficient    pam_succeed_if.so uid < 500 quiet
account     [default=bad success=ok user_unknown=ignore] pam_ldap.so
account     required      pam_permit.so

password    requisite     pam_cracklib.so try_first_pass retry=3
password    sufficient    pam_unix.so md5 shadow nullok try_first_pass 
use_authtok
password    sufficient    pam_ldap.so use_authtok
password    required      pam_deny.so

session     optional      pam_keyinit.so revoke
session     required      pam_limits.so
session     [success=1 default=ignore] pam_succeed_if.so service in 
crond quiet use_uid
session     required      pam_unix.so
session     optional      pam_ldap.so
session     optional      pam_mkhomedir.so skel=/etc/skel/ umask=0022
============================================================