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
prev parent 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]
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