Apple has released OS 2.2 for the iPhone and iPod touch to address multiple vulnerabilities. These vulnerabilities affect CoreGraphics, ImageIO, Networking, Office Viewer, Password Lock, Safari, and Webkit. Exploitation of these vulnerabilities may allow an attacker to execute arbitrary code, place arbitrary calls, cause a denial-of-service condition, spoof user interface,  and obtain sensitive information.

US-CERT encourages users to review Apple Article HT3318 and apply any necessary updates.

Read more: US-CERT Current Activity