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From: David Miller <davem@davemloft.net>
To: oneukum@suse.com
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH] usbnet: sanity checking of packet sizes and device mtu
Date: Thu, 19 Sep 2019 13:27:48 +0200 (CEST)	[thread overview]
Message-ID: <20190919.132748.2115280997703522390.davem@davemloft.net> (raw)
In-Reply-To: <20190919082309.23365-1-oneukum@suse.com>

From: Oliver Neukum <oneukum@suse.com>
Date: Thu, 19 Sep 2019 10:23:08 +0200

> After a reset packet sizes and device mtu can change and need
> to be reevaluated to calculate queue sizes.
> Malicious devices can set this to zero and we divide by it.
> Introduce sanity checking.
> 
> Reported-and-tested-by:  syzbot+6102c120be558c885f04@syzkaller.appspotmail.com
> Signed-off-by: Oliver Neukum <oneukum@suse.com>

Applied and queued up for -stable.

      reply	other threads:[~2019-09-19 11:27 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-19  8:23 [PATCH] usbnet: sanity checking of packet sizes and device mtu Oliver Neukum
2019-09-19 11:27 ` David Miller [this message]

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