oss-sec mailing list archives
Re: BadUSB discussion
From: "(GalaxyMaster)" <galaxy () openwall com>
Date: Fri, 8 Aug 2014 22:27:16 +0400
Alexey, On Fri, Aug 08, 2014 at 09:57:49PM +0400, gremlin () gremlin ru wrote:
On 08-Aug-2014 09:21:02 -0700, Greg KH wrote: > That doesn't prevent any other USB HID device from being plugged > in and instantly working. Which again, you can prevent if you > want to, but no one seems to do that... Hmmm... To avoid possible confusion: that was CONFIG_USB_KBD - "USB HIDBP Keyboard (simple Boot) support", and CONFIG_USB_HID was turned off.
I think Greg was referring to kernel's feature of controlling power on USB ports (e.g. you can just switch of power for a port and nothing you insert there will have a chance to work until you instruct the kernel to switch the port back on).
Bus 002 Device 064: ID 046d:c016 Logitech, Inc. Optical Wheel Mouse Device IDs tell us the hub was reset several times :-)
... or somebody insanely was plugging mouse in and out in a cycle :) -- (GM)
Current thread:
- Re: BadUSB discussion, (continued)
- Re: BadUSB discussion John Haxby (Aug 08)
- Re: BadUSB discussion Rich Felker (Aug 08)
- Re: BadUSB discussion Greg KH (Aug 08)
- Re: BadUSB discussion Willy Tarreau (Aug 09)
- Re: BadUSB discussion Yves-Alexis Perez (Aug 09)
- Re: BadUSB discussion Willy Tarreau (Aug 09)
- Re: BadUSB discussion gremlin (Aug 08)
- Re: BadUSB discussion Greg KH (Aug 08)
- Re: BadUSB discussion gremlin (Aug 08)
- Re: BadUSB discussion Greg KH (Aug 08)
- Re: BadUSB discussion gremlin (Aug 08)
- Re: BadUSB discussion (GalaxyMaster) (Aug 08)
- Re: BadUSB discussion gremlin (Aug 08)
- Re: BadUSB discussion Greg KH (Aug 08)
- Re: BadUSB discussion Greg KH (Aug 08)
- Re: BadUSB discussion John Haxby (Aug 08)