CentOS Errata and Security Advisory 2007:1025
https://rhn.redhat.com/errata/RHSA-2007-1025.html
The following updated files have been uploaded and are currently syncing to the mirrors:
x86_64: gpdf-2.8.2-7.7.1.x86_64.rpm
src: gpdf-2.8.2-7.7.1.src.rpm