Though jailbreaking the first one might mean you later find a backdoor or exploit that works on all, maybe even remotely. Getting local access usually unearths

Though jailbreaking the first one might mean you later find a backdoor or exploit that works on all, maybe even remotely. Getting local access usually unearths other hidden issues. Being that it's an old, apparently unpatched "Wind River Linux 8", I'm guessing some open vulnerabilities exist.