Apple officially stops signing iOS 12.1.1 and 12.1.2, thwarting firmware downgrades via iTunes
Following an exceptionally-long in addition to unheard-of grace period, Apple has officially stopped signing both iOS 12.1.1 in addition to 12.1.2 Tuesday evening, a movement that packs some serious implications for the jailbreak community.
Update: iOS 12.1.1 beta three is manifestly even in addition to then existence signed at the fourth dimension of this writing. Downgrade forthwith spell you lot select the chance!
Apple start launched these firmware versions on Dec 5th in addition to December 17th respectively, each to address modest põrnikas fixes in addition to performance improvements inwards the operating system. But every bit nosotros know, no software is alone bug-proof.
Both firmware versions were targeted yesteryear a multitude of recently-released exploits, including safety researcher Brandon Azad’s voucher_swap exploit in addition to an before heart exploit shared yesteryear software tinkerer @S0rryMyBad. Following the liberate of these exploits, the jailbreak community was advised to downgrade to iOS 12.1.1 via iTunes spell they had the chance.
These exploits didn’t instruct to waste matter either – Azad’s exploit inwards particular contributed to the recent liberate of the rootlessJB 3.0 tool yesteryear hacker Jake James, a developer-centric SSH-based jailbreak solution that supports tweak injection. This exploit was also recognized yesteryear hacker in addition to unc0ver atomic number 82 developer Pwn20wnd, in addition to partial iOS 12 back upwardly was subsequently added to the unc0ver v3.0.0 pre-release for a modest subset of supported devices.
It’s non uncommon for Apple to unopen the signing window for older
versions of iOS, simply Apple typically follows a strict two-week signing policy
after a novel firmware is released. However, inwards this particular scenario, iOS
12.1.1 went to a greater extent than than a calendar month before Apple stopped signing it.
While some volition ridicule Apple for mischievous their necessitate inwards this department, others would debate that Apple is serving its responsibleness every bit a technology fellowship to kicking the bucket along its user base of operations safe. Each firmware update brings põrnikas fixes in addition to improvements that unopen security holes in addition to foreclose a user’s device from existence impacted yesteryear malware. Unfortunately, Apple’s rapid software liberate schedule every bit of slow also makes it to a greater extent than challenging for jailbreak developers to kicking the bucket along up.
As always, you lot tin plough over notice rail which versions of iOS are existence signed for your
device from the ever-so-useful IPSW.me website.
You tin plough over notice also download relevant firmware files from the downloads page on
iDownloadBlog.
Which version of iOS are you lot currently running? Let us know inwards the comments
section below.
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