From: Nathan McSween <nwmcsween@gmail.com>
To: musl@lists.openwall.com
Subject: Re: noexecstack
Date: Sun, 5 Aug 2012 15:01:08 -0700 [thread overview]
Message-ID: <CAMSMCxk6KrAyWsHveY-62erJTkK0OcK1_iS_XB8bEHHrPCom2w@mail.gmail.com> (raw)
In-Reply-To: <20120805214624.GL544@brightrain.aerifal.cx>
On Sun, Aug 5, 2012 at 2:46 PM, Rich Felker <dalias@aerifal.cx> wrote:
> On Sun, Aug 05, 2012 at 11:35:36PM +0200, Daniel Cegiełka wrote:
>> Vasily Kulikov published a patch for nonexecutable stack for glibc in Owl.
>>
>> http://openwall.com/lists/owl-dev/2012/08/05/1
>> http://openwall.com/lists/owl-dev/2012/08/05/3
>>
>> Should we support this in the musl?
>
> Yes, but there should be a way to do it without putting ugly stuff
> like this in every single asm file. Why isn't there a command-line
> option to the assembler to do it? Or a way to do it globally with
> objcopy?
>
> Better yet, why is executable stack even still supported by Linux at
> all?
>
> Rich
GCC nested functions require executable stack and consequently quite a
few GNU / bad projects utilize this 'feature'.
next prev parent reply other threads:[~2012-08-05 22:01 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-05 21:35 noexecstack Daniel Cegiełka
2012-08-05 21:41 ` noexecstack Anthony G. Basile
2012-08-05 21:46 ` noexecstack Rich Felker
2012-08-05 22:01 ` Nathan McSween [this message]
2012-08-05 22:45 ` noexecstack Rich Felker
2012-08-06 6:43 ` noexecstack Szabolcs Nagy
2012-08-06 9:37 ` noexecstack Rich Felker
2012-08-06 11:19 ` noexecstack Szabolcs Nagy
2012-08-06 11:32 ` noexecstack Rich Felker
2012-08-06 21:11 ` noexecstack Kant
2012-10-03 15:54 ` noexecstack Rich Felker
2012-08-06 6:45 ` noexecstack orc
2012-08-06 7:16 ` noexecstack Daniel Cegiełka
2012-08-06 7:55 ` noexecstack Justin Cormack
2012-08-06 8:05 ` noexecstack orc
2012-08-06 8:46 ` noexecstack Daniel Cegiełka
2012-08-06 9:11 ` noexecstack orc
2012-08-06 9:15 ` noexecstack orc
2012-08-07 11:57 ` noexecstack Vasily Kulikov
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=CAMSMCxk6KrAyWsHveY-62erJTkK0OcK1_iS_XB8bEHHrPCom2w@mail.gmail.com \
--to=nwmcsween@gmail.com \
--cc=musl@lists.openwall.com \
/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.
Code repositories for project(s) associated with this public inbox
https://git.vuxu.org/mirror/musl/
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).