Re: [alsa-devel] [stable] usb-audio validation fixes [3.0, 3.2]

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On Tue, 2013-05-28 at 08:28 +0200, Takashi Iwai wrote:
> At Tue, 28 May 2013 02:27:49 +0100,
> Ben Hutchings wrote:
> > 
> > It looks these fixes are suitable for inclusion in the 3.0.y and 3.2.y
> > stable branches:
> > 
> > commit 4fa0e81b83503900be277e6273a79651b375e288
> > Author: Xi Wang <xi.wang@xxxxxxxxx>
> > Date:   Sun Jan 8 09:02:52 2012 -0500
> > 
> >     ALSA: usb-audio: fix possible hang and overflow in parse_uac2_sample_rate_range()
> > 
> > commit 8866f405efd4171f9d9c91901d2dd02f01bacb60
> > Author: Xi Wang <xi.wang@xxxxxxxxx>
> > Date:   Tue Feb 14 05:18:48 2012 -0500
> > 
> >     ALSA: usb-audio: avoid integer overflow in create_fixed_stream_quirk()
> > 
> > Do you agree?
> 
> If it's applicable to old kernels, yes, it's worth.
> I didn't mark it simply because the patch hasn't been tested with the
> actual hardware.

So no-one's tried fuzz-testing?  This is just based on code inspection
or static analysis?

> But the change itself is simple, and should be safe to apply.

Right, I've queued these up for 3.2.

Ben.

-- 
Ben Hutchings
friends: People who know you well, but like you anyway.

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