From: Siddhesh Poyarekar <siddhesh@gotplt.org>
To: Richard Earnshaw <Richard.Earnshaw@foss.arm.com>,
Nick Clifton <nickc@redhat.com>,
Binutils <binutils@sourceware.org>
Cc: "gdb@sourceware.org" <gdb@sourceware.org>
Subject: Re: RFC: Adding a SECURITY.md document to the Binutils
Date: Thu, 13 Apr 2023 11:02:05 -0400 [thread overview]
Message-ID: <d17d09fd-a3be-1e97-2b26-01e8861c6c32@gotplt.org> (raw)
In-Reply-To: <fae638f2-333c-1e62-5df4-154c590a862e@foss.arm.com>
On 2023-04-13 10:50, Richard Earnshaw wrote:
> No, whilst elf can be executed, objdump should never be doing that: it's
> a tool for examining a file, not running it. You have to have a tool
> that can safely examine the contents of an elf file or you can never
> verify it for issues - opening it up in emacs to examine the contents is
> not the way to do that :)
You can verify it for issues, in a sandbox.
> But all that is beside the point. The original case I gave was a
> /corrupt/ elf file that caused a buffer overrun in the objdump binary.
... and that's a robustness issue. Any buffer overrun in any program
could in theory be exploited to send out files.
Sid
next prev parent reply other threads:[~2023-04-13 15:02 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-07 8:42 Nick Clifton
2023-04-07 10:36 ` Eli Zaretskii
2023-04-11 13:29 ` Nick Clifton
2023-04-11 14:23 ` Simon Marchi
2023-04-11 15:00 ` Eli Zaretskii
2023-04-11 16:22 ` Nick Clifton
2023-04-11 16:32 ` Matt Rice
2023-04-11 18:18 ` J.W. Jagersma
2023-04-12 8:43 ` Nick Clifton
2023-04-08 6:30 ` Jan Beulich
2023-04-10 18:30 ` John Baldwin
2023-04-20 15:56 ` Nick Clifton
2023-04-11 19:45 ` Ian Lance Taylor
2023-04-12 16:02 ` Richard Earnshaw
2023-04-12 16:26 ` Siddhesh Poyarekar
2023-04-12 16:52 ` Richard Earnshaw
2023-04-12 16:58 ` Paul Koning
2023-04-12 17:10 ` Siddhesh Poyarekar
2023-04-13 3:51 ` Alan Modra
2023-04-13 4:25 ` Siddhesh Poyarekar
2023-04-13 5:16 ` Alan Modra
2023-04-13 12:00 ` Siddhesh Poyarekar
2023-04-13 10:25 ` Richard Earnshaw
2023-04-13 11:53 ` Siddhesh Poyarekar
2023-04-13 12:37 ` Richard Earnshaw
2023-04-13 12:54 ` Siddhesh Poyarekar
2023-04-13 13:11 ` Richard Earnshaw
2023-04-13 13:35 ` Siddhesh Poyarekar
2023-04-13 13:40 ` Richard Earnshaw
2023-04-13 13:56 ` Siddhesh Poyarekar
2023-04-13 14:50 ` Richard Earnshaw
2023-04-13 15:02 ` Siddhesh Poyarekar [this message]
2023-04-13 15:05 ` Richard Earnshaw
2023-04-13 16:42 ` Siddhesh Poyarekar
2023-04-14 9:52 ` Richard Earnshaw
2023-04-14 12:43 ` Siddhesh Poyarekar
2023-04-14 12:49 ` Richard Earnshaw
2023-04-14 13:13 ` Siddhesh Poyarekar
2023-04-13 15:08 ` Paul Koning
2023-04-13 16:02 ` Siddhesh Poyarekar
2023-04-13 16:49 ` Paul Koning
2023-04-13 17:00 ` Siddhesh Poyarekar
2023-04-13 17:05 ` Paul Koning
2023-04-13 17:29 ` Siddhesh Poyarekar
2023-04-13 17:37 ` Paul Koning
2023-04-13 18:16 ` Siddhesh Poyarekar
2023-04-14 17:37 ` Ian Lance Taylor
2023-04-14 18:27 ` Siddhesh Poyarekar
2023-04-14 20:46 ` Ian Lance Taylor
2023-04-14 21:24 ` Siddhesh Poyarekar
2023-04-17 15:31 ` Michael Matz
2023-04-17 19:55 ` Ian Lance Taylor
2023-04-14 19:45 ` DJ Delorie
2023-04-14 20:49 ` Ian Lance Taylor
2023-04-15 6:41 ` Xi Ruoyao
2023-04-13 16:06 ` Richard Earnshaw
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