CentOS Errata and Security Advisory 2010:0500 Critical
Upstream details at : https://rhn.redhat.com/errata/RHSA-2010-0500.html
The following updated files have been uploaded and are currently syncing to the mirrors:
x86_64: firefox-3.6.4-8.el4.centos.x86_64.rpm
Source: firefox-3.6.4-8.el4.centos.src.rpm