No, the courts have already handled cases around the GPL
https://en.wikipedia.org/wiki/GNU_General_Public_License#Leg...
https://en.wikipedia.org/wiki/GNU_General_Public_License#Leg...
(You're not implying otherwise, but this seems like a good place to put this comment.)
An individual developer can bring a case against a distributor violating the GPL if they can prove that their code was involved in the violation.
A good example are the contributors who brought a Linux (kernel) case against VMWare:
Isn't that what actually happened in the GPL-Violations.org project with netfilter?