Smoking is dangerous: Now e-cigarettes can give you malware
▻http://www.theguardian.com/technology/2014/nov/21/e-cigarettes-malware-computers
Many e-cigarettes can be charged over USB, either with a special cable, or by plugging the cigarette itself directly into a USB port. That might be a USB port plugged into a wall socket or the port on a computer – but, if so, that means that a cheap e-cigarette from an untrustworthy supplier gains physical access to a device.
[...]
“The made in China e-cigarette had malware hardcoded into the charger, and when plugged into a computer’s USB port the malware phoned home and infected the system.”
▻http://hackread.com/beware-of-malware-planted-in-chinese-e-cigarettes
To avoid such risks, it is advised to disable data pins on the USB and keep only cable charge to prevent any information exchange between the devices it connects.
Alternatively, use a USB Condom, a gadget that connects to USB and makes data pins ineffective.