Apple released a new security update today via software update. Per Apple…
Security Update 2007-009 is recommended for all users and improves the security of the following components:
Core Foundation
CUPS
Flash Player Plug-in
Launch Services
perl
python
Quick Look
ruby
Safari
Samba
Shockwave Plug-in
Spin Tracer
The update is 35.4MB in size and does require a reboot.