From: Kant <fnord.hammer@gmail.com>
To: musl@lists.openwall.com
Subject: Re: noexecstack
Date: Mon, 6 Aug 2012 23:11:33 +0200 [thread overview]
Message-ID: <CAEmqk_xeynyvn0PNje=5FZe9AZh+bAY0JJ7Go6YhDhLRiziOHg@mail.gmail.com> (raw)
In-Reply-To: <20120806113230.GB27715@brightrain.aerifal.cx>
The glibc build is using this. clang also supports this.
Should be okay to use.
On 6 August 2012 13:32, Rich Felker <dalias@aerifal.cx> wrote:
> On Mon, Aug 06, 2012 at 01:19:19PM +0200, Szabolcs Nagy wrote:
>> * Rich Felker <dalias@aerifal.cx> [2012-08-06 05:37:42 -0400]:
>> > > ld -z noexecstack
>> > This should work for libc.so. Is there a way to do it for all the .o
>> > files in libc.a without having to add the option to every application,
>> > though?
>>
>> it seems gnu as has an undocumented --noexecstack flag for this
>>
>> gcc -Wa,--noexecstack -c foo.s
>>
>> adds the .notes.GNU-stack section
>
> So this seems to be the solution. I suspect it will need a configure
> check for the option being supported. Any other caveats?
>
> Rich
next prev parent reply other threads:[~2012-08-06 21:11 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 ` noexecstack Nathan McSween
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 ` Kant [this message]
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
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