CentOS Errata and Security Advisory CESA-2005:831
php security update for CentOS 4 x86_64: https://rhn.redhat.com/errata/RHSA-2005-831.html refers
The following updated files have been uploaded and are currently syncing to the mirrors:
x86_64: php-4.3.9-3.9.x86_64.rpm php-devel-4.3.9-3.9.x86_64.rpm php-domxml-4.3.9-3.9.x86_64.rpm php-gd-4.3.9-3.9.x86_64.rpm php-imap-4.3.9-3.9.x86_64.rpm php-ldap-4.3.9-3.9.x86_64.rpm php-mbstring-4.3.9-3.9.x86_64.rpm php-mysql-4.3.9-3.9.x86_64.rpm php-ncurses-4.3.9-3.9.x86_64.rpm php-odbc-4.3.9-3.9.x86_64.rpm php-pear-4.3.9-3.9.x86_64.rpm php-pgsql-4.3.9-3.9.x86_64.rpm php-snmp-4.3.9-3.9.x86_64.rpm php-xmlrpc-4.3.9-3.9.x86_64.rpm
src: php-4.3.9-3.9.src.rpm