Ian Beer is a name much of the jailbreak community will recognize, and that’s because he’s a talented security researcher who discovered and published a plethora of different tfp0 exploits over the years — many of which went on to further jailbreak tool development.
Although Beer has been somewhat quiet these past several months, it seems it was for a good reason, as the hacker took to Twitter Thursday afternoon after publishing details for what appears to be a kernel vulnerability impacting iOS & iPadOS 14.1 and below.