CentOS Errata and Bugfix Advisory 2015:1099 

Upstream details at : https://rhn.redhat.com/errata/RHBA-2015-1099.html

The following updated files have been uploaded and are currently 
syncing to the mirrors: ( sha256sum Filename ) 

i386:
b874bb191341b1943146a7535fa2f6785d7db275e210602aec73024612f6f625  nss_ldap-253-52.el5_11.2.i386.rpm

x86_64:
b874bb191341b1943146a7535fa2f6785d7db275e210602aec73024612f6f625  nss_ldap-253-52.el5_11.2.i386.rpm
bbcf34bb020af8572b121493a2934d4158fb0618f65943cd93c3bafeba910dd4  nss_ldap-253-52.el5_11.2.x86_64.rpm

Source:
ca8e11bebd5ceff8c91c9169ba553f29a0e9e3eefddbb5b7b566a59316318417  nss_ldap-253-52.el5_11.2.src.rpm