CentOS Errata and Security Advisory 2008:0848
https://rhn.redhat.com/errata/RHSA-2008-0848.html
The following updated files have been uploaded and are currently syncing to the mirrors:
ia64: updates/ia64/RPMS/libtiff-3.6.1-12.c4.2.ia64.rpm updates/ia64/RPMS/libtiff-devel-3.6.1-12.c4.2.ia64.rpm