qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Paolo Bonzini <pbonzini@redhat.com>
To: Blue Swirl <blauwirbel@gmail.com>
Cc: TeLeMan <geleman@gmail.com>, qemu-devel <qemu-devel@nongnu.org>
Subject: [Qemu-devel] Re: [PATCH, RFT] mingw32: use ASLR, no-SEH and DEP if available
Date: Thu, 30 Sep 2010 10:09:09 +0200	[thread overview]
Message-ID: <4CA445A5.4040303@redhat.com> (raw)
In-Reply-To: <AANLkTi=3o3_T9P=obkpYEd+TMYNe_ZyoNAoKkOK4S_Tv@mail.gmail.com>

On 09/29/2010 07:04 PM, Blue Swirl wrote:
> On Wed, Sep 29, 2010 at 2:38 AM, TeLeMan<geleman@gmail.com>  wrote:
>> GDB can not insert breakpoints on Windows Vista/7 because of the flag
>> -dynamicbase.
>
> I'd suppose that is a bug in GDB, or rather a missing feature. ASLR is
> automatically disabled by GDB 7, but that and "set
> disable-randomization on" seems to work only on Linux.
>
> For QEMU, it could be possible to make a workaround (for example a new
> flag for configure which disables ASLR). I think ASLR enabled should
> be the default.

You can piggyback that onto --enable-pie/--disable-pie.

Enabling PIE by default would be a good thing in general for security, 
BTW, even for softmmu targets.

Paolo

      reply	other threads:[~2010-09-30  8:09 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-14 20:15 [Qemu-devel] [PATCH, RFT] mingw32: use ASLR, no-SEH and DEP if available Blue Swirl
2010-09-29  2:38 ` TeLeMan
2010-09-29 17:04   ` Blue Swirl
2010-09-30  8:09     ` Paolo Bonzini [this message]

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=4CA445A5.4040303@redhat.com \
    --to=pbonzini@redhat.com \
    --cc=blauwirbel@gmail.com \
    --cc=geleman@gmail.com \
    --cc=qemu-devel@nongnu.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;
as well as URLs for NNTP newsgroup(s).