From: "Ismail Dönmez" <ismail@pardus.org.tr>
To: Daniel Jacobowitz <drow@false.org>
Cc: gdb-patches@sourceware.org
Subject: Re: [rfc] Do not crash reading UPX binaries
Date: Sun, 01 Jul 2007 22:12:00 -0000 [thread overview]
Message-ID: <200707020112.31603.ismail@pardus.org.tr> (raw)
In-Reply-To: <20070701215549.GA26528@caradoc.them.org>
[-- Attachment #1: Type: text/plain, Size: 755 bytes --]
On Monday 02 July 2007 00:55:49 Daniel Jacobowitz wrote:
> This patch issues an error instead of a segfault on the testcase
> in PR 2280. UPX is a binary compression system; it's infamous for
> producing very strange files, which are only "just valid enough".
> In this case, it claims that the symbol table is at a large offset
> in a very small file.
>
> I don't think it's worth supporting files this modified. Does anyone
> think we need to do better, or shall I check in the attached?
Please not that attached gdbupx is from a security advisory [0] [1] but it
looks like a simple DoS.
[0] http://blog.xwings.net/?p=71
[1] http://blogs.securiteam.com/index.php/archives/922
Regards,
ismail
--
Perfect is the enemy of good
[-- Attachment #2: This is a digitally signed message part. --]
[-- Type: application/pgp-signature, Size: 827 bytes --]
next prev parent reply other threads:[~2007-07-01 22:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-01 21:56 Daniel Jacobowitz
2007-07-01 22:12 ` Ismail Dönmez [this message]
2007-07-01 22:28 ` Daniel Jacobowitz
2007-07-01 22:31 ` Ismail Dönmez
2007-07-02 1:53 ` Daniel Jacobowitz
2007-10-11 19:53 ` Daniel Jacobowitz
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=200707020112.31603.ismail@pardus.org.tr \
--to=ismail@pardus.org.tr \
--cc=drow@false.org \
--cc=gdb-patches@sourceware.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox