linux-kernel - Re: [ 030/143] proc connector: fix info leaks

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Message-ID: <20140512114333.GA19162@1wt.eu>
Date:	Mon, 12 May 2014 13:43:33 +0200
From:	Willy Tarreau <w@....eu>
To:	Mathias Krause <minipli@...glemail.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	stable@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Christoph Biedl <linux-kernel.bfrz@...chmal.in-ulm.de>
Subject: Re: [ 030/143] proc connector: fix info leaks

On Mon, May 12, 2014 at 10:57:04AM +0200, Willy Tarreau wrote:
> > > diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c
> > > index 6069790..3a2587a 100644
> > > --- a/drivers/connector/cn_proc.c
> > > +++ b/drivers/connector/cn_proc.c
> > > [...]
> > >  module_init(cn_proc_init);
> > > +       memset(&ev->event_data, 0, sizeof(ev->event_data));
> > > +       msg->flags = 0; /* not used */
> > 
> > That last hunk looks bogus. Probably the source of Christoph's compile error.
> 
> Thank you guys, I'll check. I don't know why I didn't see them on an
> allmodconfig build.

I found why: CONFIG_PROC_EVENTS is not enabled when CONNECTOR=m.

Here's a fixed patch. Sorry for the trouble.

Willy


View attachment "0001-proc-connector-fix-info-leaks.patch" of type "text/plain" (4874 bytes)