this seems highly unlikely. Almost all of the software we're discussing in this context has little or no resources behind it. No lawyers are going to sue an OSS developer because there's no payday.
Source? An open source library is not necessarily a ‘product’ at all.
No source because it's not real. There's talk about final products and making the companies selling them responsible. But open source developers are not responsible.
only if you pay for it… otherwise you are liable but don't have anyone else to blame.