Apple Updates for Multiple Vulnerabilities 2007-004 - This is the second security update in as many months from Apple targetting Mac OS 10.3.9 through 10.4.9. This update fixes various vulnerabilities in the Macintosh operating system and related applications. There has been one IAS related report of difficulty with this update that required multiple reboots to resolve. It is recommended that this patch be tested and your users updated about the issues.