To add to this, while the Superfish issue only affected their consumer laptop lines (e.g. IdeaPad), the LSE issue was found on their enterprise lineup (e.g. ThinkPad).
pressroom: https://news.lenovo.com/pressroom/press-releases/lenovo-stat...
the guardian: https://www.theguardian.com/technology/2015/aug/14/lenovo-se...