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

RHSA-2008:0003-05 Moderate: e2fsprogs security update

Files available:
e2fsprogs-1.26-1.73.i386.rpm
e2fsprogs-devel-1.26-1.73.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