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Hackers behind previous iPhone jailbreak tools have released a jailbreak update based on a recently discovered and patched iPhone vulnerability. According to iPhone jailbreakers at UnC0ver, the tool allows users to take full control over unpatched iPhones. The jailbreak—which UnC0ver said works on iOS versions 11.0 to 14.3–exploits the kernel vulnerability CVE-2021-1782, one of three iOS flaws for which Apple released an emergency update, iOS 14.4, last month. At the time the company said the vulnerabilities potentially were being exploited in the wild. With the release of 14.4, a number of devices already will have been updated, which means the jailbreak won’t work. However, anyone with a device running 14.3 or earlier version of iOS can use the tool to hack into their iPhone, according to UnC0ver. UnC0ver shared its discovery on Twitter, announcing UnC0ver v6.0.0, after one of the group’s members, Pwn20wnd, who put out several teaser tweets about the imminent arrival of the jailbreak tool before its release. “Tweet your device model and why you will be jailbreaking your device on iOS 14 with the hashtag #unc0ver!” Pwn20wnd tweeted on Feb. 27 before releasing the tool, with other enthusiasts echoing the call to spread the news. What Exactly is a Jailbreak Tool? Jailbreak tools are software that take advantage of vulnerabilities in iOS to allow users root access and full control of their device. Jailbreaking bypasses DRM restrictions, allowing users to run unauthorized and…

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