To Fix JailbreakMe 3.0 PDF Vulnerability – Download iOS 4.2.9 for CDMA Verizon iPhone 4 . Actually, Apple released iOS 4.3.4 IPSW Firmware for iPhone 4/3GS, iPad 2/1, iPod Touch 4G/3G and also released iOS 4.2.9 IPSW Direct Links for CDMA iPhone 4 on Verizon’s Network that patches JailbreakMe 3.0 PDF Vulnerability in Mobile Safari exposed by the Comex Tool.
Verizon iPhone 4 CDMA :
This iOS 4.3.4 was released to Fix Security Vulnarability associated with viewing malicious PDF Files, that was the same used by Comex on their JailbreakMe 3.0 to Jailbreak iPad 2 on iOS 4.3.3. This IPSW Firmware iOS 4.3.4 is compatible to iPhone 4, iPhone 3GS, iPad 1/2 and iPod Touch 4G/3G.
For the Verizon iPhone 4 CDMA, Apple already seeded iOS 4.2.9 IPSW Firmware. If you are planning to keep untethered jailbreak on iOS 4.2.8, stay away from this update as far as possible. Make sure you install PDF Patcher 2 from Cydia which basically closes this PDF hole after untethered jailbreak, giving you the same effect of iOS 4.2.9 on 4.2.8 with fill untethered jailbreak.
Want to Update: Connect your iPhone 4 CDMA to your Computer or Mac and Start iTunes, and when Prompts, click on “Download and Install” on Mac OS X or “Download and Install” on Windows to get on to the new iOS 4.2.9 IPSW Firmware.
Download iOS 4.2.9 for CDMA Verizon iPhone 4 (Direct link official from Apple)