CentOS Errata and Security Advisory CESA-2005:831

php security update for CentOS 3 i386:
https://rhn.redhat.com/errata/RHSA-2005-831.html refers

The following updated files have been uploaded and are currently syncing to the mirrors:

i386:
updates/i386/RPMS/php-4.3.2-26.ent.i386.rpm
updates/i386/RPMS/php-devel-4.3.2-26.ent.i386.rpm
updates/i386/RPMS/php-imap-4.3.2-26.ent.i386.rpm
updates/i386/RPMS/php-ldap-4.3.2-26.ent.i386.rpm
updates/i386/RPMS/php-mysql-4.3.2-26.ent.i386.rpm
updates/i386/RPMS/php-odbc-4.3.2-26.ent.i386.rpm
updates/i386/RPMS/php-pgsql-4.3.2-26.ent.i386.rpm

source:
updates/SRPMS/php-4.3.2-26.ent.src.rpm

You may update your CentOS-3 i386 installations by running the command:

yum update php