I don't know whether this has already been posted... I knew nothing about this until a warning popped up on my HP Support Assistant just now... which then promptly stopped working. Anyway, my notebook/laptop is on the list, so I now have to get a replacement battery!
Read also about the affected
power cables
http://www8.hp.com/us/en/hp-information/recalls.html
And BE WARY of the piggyback sites offering to "check" your notebook computer for you online to see whether you're affected... my Kapersky security warns that they could be dodgy.