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From: Sascha Hauer <sha@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH master 1/2] startup: don't read glob_t if glob("/env/init/*") fails
Date: Fri, 1 Oct 2021 15:29:04 +0200
Message-ID: <20211001132904.GW24834@pengutronix.de> (raw)
In-Reply-To: <20210922071440.31949-1-a.fatoum@pengutronix.de>

On Wed, Sep 22, 2021 at 09:14:39AM +0200, Ahmad Fatoum wrote:
> globfree() is a no-op if glob_t::gl_pathv is NULL. A failed glob may not
> always initialize this member however, leading to potential memory
> corruption.
> 
> Fix this by only freeing the glob_t if glob() had succeeded.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
>  common/startup.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Applied, thanks

Sascha

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      parent reply	other threads:[~2021-10-01 13:30 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-22  7:14 Ahmad Fatoum
2021-09-22  7:14 ` [PATCH master 2/2] common: menutree: prevent read of uninitialized memory in error path Ahmad Fatoum
2021-10-01 13:29 ` Sascha Hauer [this message]

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