The following errata for CentOS-2 have been built and uploaded to the centos mirror:

RHSA-2006:0500-01 Moderate: freetype security update

Files available:
freetype-2.0.3-8.rhel2_1.2.i386.rpm
freetype-devel-2.0.3-8.rhel2_1.2.i386.rpm
freetype-utils-2.0.3-8.rhel2_1.2.i386.rpm

More details are available from the RedHat web site at
https://rhn.redhat.com/errata/rh21as-errata.html

The easy way to make sure you are up to date with all the latest patches is to run:
# yum update