[Linux-kernel-mentees] [PATCH v3] media/v4l2-core: Fix kernel-infoleak in video_put_user()

Dan Carpenter dan.carpenter at oracle.com
Tue Jul 28 13:06:32 UTC 2020


On Tue, Jul 28, 2020 at 02:22:29PM +0200, Linus Walleij wrote:
> On Mon, Jul 27, 2020 at 3:17 PM Dan Carpenter <dan.carpenter at oracle.com> wrote:
> 
> > Here are my latest warnings on linux-next from Friday.
> 
> Thanks for sharing this Dan, very interesting findings.
> 
> > drivers/gpio/gpiolib-cdev.c:473 lineevent_read() warn: check that 'ge' doesn't leak information (struct has a hole after 'id')
> 
> We are revamping the ABI for 64bit compatibility so we are now running
> pahole on our stuff. I suppose we need to think about mending this old ABI
> as well.

Yeah...  But this one is a false positive.  It's not super hard for me
to silence it actually.  I'll take care of it.  It could be a while
before I push this to the public repository though...

regards,
dan carpenter



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