Laurent Pinchart wrote: > Hi Mauro, > > On Wednesday 10 June 2009 23:58:31 Laurent Pinchart wrote: >> On Wednesday 10 June 2009 15:53:57 Mauro Carvalho Chehab wrote: >>> Em Wed, 10 Jun 2009 10:52:28 -0300 >>> >>> Mauro Carvalho Chehab <mche...@infradead.org> escreveu: >>>> Em Mon, 25 May 2009 11:16:34 -0300 >>>> >>>> Mauro Carvalho Chehab <mche...@infradead.org> escreveu: >>>>> Em Mon, 25 May 2009 13:17:02 +0200 >>>>> >>>>> Laurent Pinchart <laurent.pinch...@skynet.be> escreveu: >>>>>> Hi everybody, >>>>>> >>>>>> Márton Németh found an integer overflow bug in the extended control >>>>>> ioctl handling code. This affects both video_usercopy and >>>>>> video_ioctl2. See http://bugzilla.kernel.org/show_bug.cgi?id=13357 >>>>>> for a detailed description of the problem. >>>>>> >>>>>> >>>>>> Restricting v4l2_ext_controls::count to values smaller than >>>>>> KMALLOC_MAX_SIZE / sizeof(struct v4l2_ext_control) should be >>>>>> enough, but we might want to restrict the value even further. I'd >>>>>> like opinions on this. >>>>> Seems fine to my eyes, but being so close to kmalloc size doesn't >>>>> seem to be a good idea. It seems better to choose an arbitrary size >>>>> big enough to handle all current needs. >>>> I'll apply the current version, but I still think we should restrict it >>>> to a lower value. >>> Hmm... SOB is missing. Márton and Laurent, could you please sign it >> Signed-off-by: Laurent Pinchart <laurent.pinch...@skynet.be> > > Márton reminded me that the patch has still not been applied. > > Please replace the above SOB line with > > Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Tested-by: Márton Németh <nm...@freemail.hu> -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
