I got 99 secure devices but a Nintendo Switch ain't one: If you're using Nvidia's Tegra boot ROM I feel bad for you, son

Unpatchable vuln found, exploited to run custom code

Security researcher Kate Temkin has released proof-of-concept code dubbed Fusi(C)e Geli(C)e that exploits a bug in Nvidia's Tegra chipsets to run custom code on locked-down devices."