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From: Sascha Hauer <sha@pengutronix.de>
To: Neeraj Pal <neerajpal09@gmail.com>
Cc: barebox@lists.infradead.org
Subject: Re: [BUG] Out of bound read of size 1 in __d_alloc function which further leads to __default_memcpy function
Date: Fri, 7 May 2021 12:58:30 +0200	[thread overview]
Message-ID: <20210507105830.GW19819@pengutronix.de> (raw)
In-Reply-To: <CANi4_RU6QrU-ciUTpkLzGxp4fbibn0Dhyo4xP1m0=Mxm5LA74g@mail.gmail.com>

Hi,

On Sun, Apr 18, 2021 at 01:10:10AM +0530, Neeraj Pal wrote:
> Hi,
> 
> I have found the Out of bound read issue of size 1 when argv[2] is "" in
> __d_alloc function fs/fs.c:1254 which further goes
> and crashes into  __default_memcpy call lib/string.c:562
> 
> Tested on:
> - barebox-2021.04.0
> - git commit af0f068a6edad45b033e772056ac0352e1ba3613

I can reproduce this here. Thanks for reporting it. I just sent out a
series fixing this issue, you are on Cc:

Regards,
  Sascha

-- 
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  reply	other threads:[~2021-05-07 10:59 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-17 19:40 Neeraj Pal
2021-05-07 10:58 ` Sascha Hauer [this message]
2021-05-10 10:18   ` Jules Maselbas
2021-05-11  8:00     ` Sascha Hauer
2021-05-11  8:52       ` Jules Maselbas

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