As my Lenovo B50-30 is also affected, you can add
IdeaPad 305-15IBY, Lenovo B40-30, B50-30, B50-30 Touch, E40-30 BIOS Ver. 9CCN35WW20 15/11/18
to the list (all have the same BIOS).
Thanks to canonical for bricking my laptop... another disservice to GNU/Linux.
As my Lenovo B50-30 is also affected, you can add
IdeaPad 305-15IBY, Lenovo B40-30, B50-30, B50-30 Touch, E40-30 BIOS Ver. 9CCN35WW20 15/11/18
to the list (all have the same BIOS).
Thanks to canonical for bricking my laptop... another disservice to GNU/Linux.