It is a MUCH larger issue…
It might be a much larger issue. Search “cam carrier oil leak” or “camshaft carrier oil leak”. Possibly all FB engines might be affected. Maybe all models. The silicone RTV seems to be failing aa you describe in this article. There is a 44(?) page TSB describing how to determine source of engine oil leaks for Subaru techs. A $3300+ repair requiring engine removal and partial disassembly for the cam carrier leaks.