The following errata for CentOS-2 have been built and uploaded the the centos mirror:
RHSA-2004:404-01 Updated samba packages fix vulnerability
Files available: samba-2.2.10-1.21as.1.i386.rpm: samba-client-2.2.10-1.21as.1.i386.rpm: samba-common-2.2.10-1.21as.1.i386.rpm: samba-swat-2.2.10-1.21as.1.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