From: Chet Ramey <chet.ramey@case.edu>
To: Tom de Vries <tdevries@suse.de>, bug-readline@gnu.org
Cc: chet.ramey@case.edu, gdb-patches@sourceware.org,
Pedro Alves <palves@redhat.com>
Subject: Re: [Bug-readline] heap-buffer-overflow in update_line
Date: Fri, 24 May 2019 13:08:00 -0000 [thread overview]
Message-ID: <3853fa31-4574-f57f-d704-de9a34fe9d8b@case.edu> (raw)
In-Reply-To: <17c0fa1d-7df4-5204-a8e6-104239d66e3c@suse.de>
On 5/23/19 3:28 PM, Tom de Vries wrote:
> I did a further test-run to see if the original problem (PR24514 -
> heap-buffer-overflow in update_line for utf8-identifiers.exp:
> https://sourceware.org/bugzilla/show_bug.cgi?id=24514 ) was fixed, which
> turned out not to be the case.
>
> I've analyzed this, and found it to be caused by the
> init_line_structures part of the patch changing line_size, which does
> not force a reallloc. I've fixed this by changing minsize instead.
Thanks for the analysis and updated patch.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/
prev parent reply other threads:[~2019-05-24 13:08 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <52f237e9-83e8-2a97-4766-e60b867ab914@suse.de>
[not found] ` <d29fbf1f-d33e-77f6-90ed-0eb3779a027c@case.edu>
2019-05-17 14:59 ` Tom de Vries
2019-05-17 15:34 ` Chet Ramey
2019-05-20 20:14 ` Chet Ramey
2019-05-23 7:33 ` Tom de Vries
2019-05-23 12:38 ` Chet Ramey
2019-05-23 19:28 ` Tom de Vries
2019-05-24 13:08 ` Chet Ramey [this message]
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