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From: Sasha Levin <levinsasha928@gmail.com>
To: "J. Bruce Fields" <bfields@fieldses.org>
Cc: linux-kernel@vger.kernel.org, Neil Brown <neilb@suse.de>,
	linux-nfs@vger.kernel.org
Subject: Re: [PATCH] nfsd: Fix oops when parsing a 0 length export
Date: Tue, 22 Nov 2011 22:33:29 +0200	[thread overview]
Message-ID: <1321994009.3787.19.camel@lappy> (raw)
In-Reply-To: <20111122202817.GD21451@fieldses.org>

On Tue, 2011-11-22 at 15:28 -0500, J. Bruce Fields wrote:
> On Fri, Nov 18, 2011 at 12:14:49PM +0200, Sasha Levin wrote:
> > expkey_parse() oopses when handling a 0 length export. This is easily
> > triggerable from usermode by writing 0 bytes into
> > '/proc/[proc id]/net/rpc/nfsd.fh/channel'.
> 
> Thanks--how did you run across this?
> 
> --b.

Tried running a fuzzer on the system.

-- 

Sasha.


  reply	other threads:[~2011-11-22 20:35 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-18 10:14 [PATCH] nfsd: Fix oops when parsing a 0 length export Sasha Levin
2011-11-22 20:28 ` J. Bruce Fields
2011-11-22 20:33   ` Sasha Levin [this message]
2011-11-22 20:59     ` J. Bruce Fields
2012-01-16 11:52 ` [patch] nfsd: oopses in cache_parse() Dan Carpenter
2012-01-16 15:50   ` J. Bruce Fields
2012-01-18  9:55     ` Dan Carpenter
2012-01-18  9:56     ` [patch] nfsd: don't allow zero length strings " Dan Carpenter
2012-01-18 22:41       ` J. Bruce Fields
2012-01-20  7:48         ` [patch] nfsd: remove some unneeded checks Dan Carpenter
2012-01-20 18:35           ` J. Bruce Fields

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