CentOS Errata and Security Advisory 2009:0458
https://rhn.redhat.com/errata/RHSA-2009-0458.html
The following updated files have been uploaded and are currently syncing to the mirrors:
s390: updates/s390/RPMS/gpdf-2.8.2-7.7.2.c4.4.s390.rpm
s390x: updates/s390x/RPMS/gpdf-2.8.2-7.7.2.c4.4.s390x.rpm