netdev - Re: [patch] [IrDA]: small read past the end of array in debug code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Sat, 20 Apr 2013 23:39:16 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	David Miller <davem@...emloft.net>
Cc:	samuel@...tiz.org, netdev@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [patch] [IrDA]: small read past the end of array in debug code

On Fri, Apr 19, 2013 at 05:33:29PM -0400, David Miller wrote:
> From: Dan Carpenter <dan.carpenter@...cle.com>
> Date: Wed, 17 Apr 2013 10:10:38 +0300
> 
> > The "reason" can come from skb->data[] and it hasn't been capped so it
> > can be from 0-255 instead of just 0-6.  For example in irlmp_state_dtr()
> > the code does:
> > 
> > 	reason = skb->data[3];
> > 	...
> > 	irlmp_disconnect_indication(self, reason, skb);
> > 
> > Also LMREASON has a couple other values which don't have entries in the
> > irlmp_reasons[] array.  And 0xff is a valid reason as well which means
> > "unknown".
> > 
> > So far as I can see we don't actually care about "reason" except for in
> > the debug code.
> > 
> > Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
> 
> Applied but please put the subsystem prefix outside of [] which get
> stripped by git am and other tools.  I fixed it up to be "irda: ".
> 

Sorry about that.  I won't do it again.

It's weird because the prefix was cut and pasted from an earlier
commit.  Also [media] and [SCSI] use square brackets in their
subsystems.  I tried some experiments with "git am" and you're right
that "git am" always strips out the square bracket stuff.  Odd.

regards,
dan carpenter

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html