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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Holger Schurig <holgerschurig@gmail.com>
Cc: barebox@lists.infradead.org, Holger Schurig <holgerschurig@gmail.de>
Subject: Re: [PATCH 1/3] lzo: properly check for overruns
Date: Wed, 2 Jul 2014 08:20:42 +0200	[thread overview]
Message-ID: <20140702062042.GA14257@pengutronix.de> (raw)
In-Reply-To: <1404249726-7663-1-git-send-email-holgerschurig@gmail.de>

On Tue, Jul 01, 2014 at 11:22:04PM +0200, Holger Schurig wrote:
> Note: this is the same as 206a81c18401c0cde6e579164f752c4b147324ce in
> linux-git.
> 
> The lzo decompressor can, if given some really crazy data, possibly
> overrun some variable types.  Modify the checking logic to properly
> detect overruns before they happen.
> 
> Reported-by: "Don A. Bailey" <donb@securitymouse.com>
> Tested-by: "Don A. Bailey" <donb@securitymouse.com>
> Signed-off-by: Holger Schurig <holgerschurig@gmail.de>
> ---
>  lib/lzo/lzo1x_decompress_safe.c | 64 +++++++++++++++++++++++++++--------------
>  1 file changed, 42 insertions(+), 22 deletions(-)
> 
> diff --git a/lib/lzo/lzo1x_decompress_safe.c b/lib/lzo/lzo1x_decompress_safe.c

Applied all three lzx patches, thanks

Sascha

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      reply	other threads:[~2014-07-02  6:21 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-01 21:22 Holger Schurig
2014-07-02  6:20 ` Sascha Hauer [this message]

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