In case you are hoping for a full-fledged iOS 14 jailbreak, it’s best to instantly downgrade your iPhone or iPad to iOS 14.1. It is because a serious kernel bug has been patched by Apple in iOS 14.2 that may very well be used for jailbreaking iPhones working iOS 14.
Apple describes the kernel bug CVE-2020-27905 as one that might enable malicious purposes to execute arbitrary code with system privileges. A Proof of Idea of this bug was shared by Simo on Twitter. He additionally notes that he may drop a kernel exploit primarily based on this bug later which may then pave the best way for a doable iOS 14 – iOS 14.1 jailbreak.
PoC for iOS kernel bug reachable from inside the sandbox, I could drop the exploit later https://t.co/ypDxcOYbSC
— simo (@_simo36) November 5, 2020
To be clear, in its present type, CVE-2020-27905 is only a kernel bug. Nevertheless, the bug can be utilized to develop a kernel exploit that might enable for the execution of arbitrary code from inside the sandbox by malicious apps. Then, it’s as much as one of many proficient builders from the jailbreak group to get to work and use this kernel exploit to construct an iOS 14 – iOS 14.1 jailbreak. The exploit won’t work on iOS 14.2 for the reason that bug has been patched by Apple within the newest launch of iOS.
All the pieces talked about above depends upon ifs and buts and numerous hope. However in case you are actually hopeful of an iOS 14 – iOS 14.1 jailbreak, it’s best to downgrade your iPhone again to iOS 14.1. so long as Apple is signing the firmware. The corporate has diminished the signing window for older iOS firmware to per week from two weeks earlier so that you solely have restricted time in your hand to take this determination.
Whereas checkra1n already helps jailbreaking iOS 14, it solely works with a restricted set of older units and has numerous stability points.