Security Update 2006-007

Apple has released a security update for both Panther (10.3.9) and Tiger (10.4.8). This update is available from the software update panel as well as from Apple website.
This update is recommended for all users and improves many security issues affecting:

AirPort
ATS
CFNetwork
Finder
Font Book
Font Importer
Installer
OpenSSL
PHP
PPP
Samba
Security Framework
VPN
WebKit
gnuzip
perl

For additional info regarding this security updates and previous ones, read the following TechNote: http://docs.info.apple.com/article.html?artnum=61798