linux-kernel - Re: [PATCH][UML] Boot broken due to buffer overrun

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Message-ID: <20081129122039.GA31635@balbir.in.ibm.com>
Date:	Sat, 29 Nov 2008 17:50:39 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Pekka Enberg <penberg@...helsinki.fi>
Cc:	jdike@...toit.com, linux-kernel@...r.kernel.org,
	user-mode-linux-devel@...ts.sourceforge.net
Subject: Re: [PATCH][UML] Boot broken due to buffer overrun

* Pekka Enberg <penberg@...helsinki.fi> [2008-11-29 12:21:46]:

> Hi Balbir,
> 
> On Sat, Nov 29, 2008 at 12:08 PM, Balbir Singh
> <balbir@...ux.vnet.ibm.com> wrote:
> > mconsole_init() passed 256 bytes as length in os_create_unix_socket, while
> > the sizeof UNIX_PATH_MAX is 108. This patch fixes that problem and avoids
> > a big overrun bug reported on UML bootup.
> 
> Maybe mention that ->sun_path in struct sockaddr_un is UNIX_PATH_MAX
> long which causes the problem?
>

Yes, the changelog can definitely add that to the changelog, I'll
resend the patch if Jeff asks for it.

 
> > Reported-by: Vikas K Managutte <vikki.km@...il.com>
> > Reported-by: Sarvesh Kumar Lal Das <skldas@...il.com>
> > Signed-off-by: Balbir Singh <balbir@...ux.vnet.ibm.com>
> 
> Reviewed-by: Pekka Enberg <penberg@...helsinki.fi>

Thanks!

-- 
	Balbir
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