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Apple ios4.0.2 launched to fix PDF jailbreak problem

Posted by on Aug 12, 2010 | Leave a Comment

Apple in the last few hours has sent out an update for most devices, iOS4.0.2 and iPad iOS 3.2.2. This update just fixes the PDF exploit in mobile safari that allows jailbreakme.com to hack devices.

Apple ios4.0.2 launched to fix PDF jailbreak problem

Apple launch iOS 4.0.2 beta firmware officially on 4 o’clock August 12 at Beijing corresponding to the iPhone and iPad. iOS 4.0.2 supports iPhone 3G, iPhone 3GS, iPhone 4, and the second third-generation iPod touch.

As for the new firmware test release of the foreign media are also the first time the test information indicates that the repair before the upgrade is only used for jailbreak PDF flaw, it is not recommended you for Xiaobian Apple users to upgrade their Apple device.

The models can be updated to iOS4.0.2 including iPhone 4, iPhone 3G, iPhone 3GS and iPOD Touch. As for the new firmware test release of the foreign media are also the first time the test information indicates that the repair before the upgrade is only used for jailbreak PDF flaw, it is not recommended you for Xiaobian Apple users to upgrade their Apple device.

Apple iPhone 4 does not support PDF files to read, but the iPhone 4 built-in browser, safari supports PDF program, hackers will fullu use this document to support the conflict to complete a puzzle.

Procedures on the jailbreak process

Dev-Team hackers using PDF vulnerability theory, is hereby set a Safari browser to access a website, the site will automatically load a simple PDF document, which hides the font in a special program, such as Apple’s iPhone 4 devices when trying to. This PDF document shows the time, the document will be the hack the system stack overflow, thus giving the hacker program complete control of the system. After the use of exploits, hackers obtained a right to do whatever they want Apple device – including the case of the user to delete unknown file, the installation procedures.



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