The SFC (the only GPL enforcers at the moment) disagree; they say that both GPLv2 and GPLv3 require the ability for users to install modified versions on their devices.

https://sfconservancy.org/blog/2021/mar/25/install-gplv2/ https://sfconservancy.org/blog/2021/jul/23/tivoization-and-t... https://events19.linuxfoundation.org/wp-content/uploads/2017...