No interactions present.
Looks right for Trioza remota, but I don't know whether any of the other oak galls can look similar. Would be good to see a view of the other side of the leaf as well.
Entomologist and biological recorder
It had dents on the underside rather than any growths, if that helps... Can't find anything similar in the key...
Lat/Lng: 52.58359, -1.95635
OS grid ref: SP030984