https://rhn.redhat.com/errata/RHSA-2005-061.html refers
Updated files :-
updates/i386/RPMS/squid-2.5.STABLE3-6.3E.7.i386.rpm
updates/i386/SRPMS/squid-2.5.STABLE3-6.3E.7.src.rpm
To update run 'yum update squid'
Updated files :-
updates/i386/RPMS/squid-2.5.STABLE3-6.3E.7.i386.rpm
updates/i386/SRPMS/squid-2.5.STABLE3-6.3E.7.src.rpm
To update run 'yum update squid'