I would think this means you are not vulnerable. The js begins with a null byte and works on a lot of different versions. I think the vuln probably just had no

I would think this means you are not vulnerable. The js begins with a null byte and works on a lot of different versions. I think the vuln probably just had not been introduced at that time, but I obviously can't be certain without digging through the git log (and even then...all I can do is corroborate commits with release dates).