Late Monday, Apple released Security Update 2007-009, its most recent set of security patches for the Mac OS X operating systems.

The updates arrives in formats designed for both the Mac OS X 10.4.11 and Mac OS X 10.5.1 operating system versions.

The updates, which range from 15.9 to 35.6 megabytes in size, add the following changes and fixes:

Users who are using Mac OS X 10.4.11 “Tiger” will see the following components updated by this release:

-Address Book
-CUPS
-ColorSync
-Core Foundation
-Desktop Services
-Flash Player Plug-in
-gnutar
-iChat
-IO Storage Family
-Launch Services
-Mail
-perl
-python
-ruby
-Samba
-Safari
-Shockwave Plug-in
-SMB
-Spotlight
-tcpdump
-XQuery

Users of Mac OS X v10.5.1 “Leopard” will see changes in the following components:

-Core Foundation
-CUPS
-Flash Player Plug-in
-Launch Services
-perl
-python
-Quick Look
-ruby
-Safari
-Samba
-Shockwave Plug-in
-Spin Tracer

As usual, the update can be downloaded through the Software Update feature found in Mac OS X. Users will need to have Mac OS X 10.4.11 or Mac OS X 10.5.1 previously installed to be able to install the updates.

If you've seen any changes in system performance or behavior after installing the update, let us know in the comments or forums.