oss-security - Re: Re: CVE Request: kernel information leak vulnerability in Linux sound module

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Date: Tue, 10 May 2016 12:14:35 -0700
From: Steve Beattie <steve.beattie@...onical.com>
To: oss-security@...ts.openwall.com
Cc: kangjielu@...il.com, cve-assign@...re.org, csong84@...ech.edu,
	insu@...ech.edu, taesoo@...ech.edu
Subject: Re: Re: CVE Request: kernel information leak
 vulnerability in Linux sound module

On Mon, May 09, 2016 at 07:29:09PM -0400, cve-assign@...re.org wrote:
> > http://comments.gmane.org/gmane.linux.kernel/2214250
> > 
> > The stack object "tread" has a total size of 32 bytes. Its field
> > "event" and "val" both contain 4 bytes padding. These 8 bytes
> > padding bytes are sent to user without being initialized.
> 
> Use CVE-2016-4569.
> 
> This is not yet available at
> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/sound/core/timer.c
> but may be there later.

It's staged at:

  https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/?h=for-next&id=cec8f96e49d9be372fdb0c3836dcf31ec71e457e

Looks like there were two more related kernel leak fixes:

  https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/?h=for-next&id=9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6
  https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/?h=for-next&id=e4ec8cc8039a7063e24204299b462bd1383184a5

Thanks.
-- 
Steve Beattie
<sbeattie@...ntu.com>
http://NxNW.org/~steve/

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