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From: Mark Wielaard <mark@klomp.org>
To: Robert Yang <liezhi.yang@windriver.com>
Cc: elfutils-devel@sourceware.org
Subject: Re: [PATCH V2] libelf/elf_end.c: check data_list.data.d.d_buf before free it
Date: Thu, 30 Aug 2018 19:57:00 -0000	[thread overview]
Message-ID: <20180830195709.GD28085@wildebeest.org> (raw)
In-Reply-To: <1535532800-35485-2-git-send-email-liezhi.yang@windriver.com>

On Wed, Aug 29, 2018 at 04:53:20PM +0800, Robert Yang wrote:
> The one which actually saves the data is data_list.data.d.d_buf, so check it
> before free rawdata_base.
> 
> This can fix a segmentation fault when prelink libqb_1.0.3:
> prelink: /usr/lib/libqb.so.0.18.2: Symbol section index outside of section numbers
> 
> The segmentation fault happens when prelink call elf_end().

Are you sure this isn't a bug in prelink like we discussed last time?
If it isn't, can you give a short example how this issue happens?

Thanks,

Mark

  reply	other threads:[~2018-08-30 19:57 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-29  8:42 [PATCH V1] " Robert Yang
2018-08-29  8:42 ` [PATCH V2] " Robert Yang
2018-08-30 19:57   ` Mark Wielaard [this message]
2018-08-31  2:14     ` Robert Yang
2018-08-31  9:35       ` Mark Wielaard
2018-09-03  1:32         ` Robert Yang

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