The tale of a GSM Kernel LPE
jmpeax.devhttps://github.com/YuriiCrimson/ExploitGSM
https://t.me/itcrowdua/1/203010
Seems this jmpeax person didn't fins it at all, actually bought the hack from someone else but scammed them so the original author made it all public. The telegram link is the original author screen recording of theirs and jmpeax conversation with jmpeax trying to buy it.