Re: [issue514] patch to randomize mmap offsets
On Wed, Nov 24, 2010 at 11:30 AM, Matthew Dillon
<dillon@apollo.backplane.com> wrote:
>
> :Alex Hornung <ahornung@gmail.com> added the comment:
> :
> :Well, 3 and a half years later it's after the release, so let's get it in.
> :
> :Cheers,
> :Alex Hornung
>
> ꀠ啱 dunno. 啱 never liked the concept of randomizing mmap offsets.
> ꀠ啱t could potentially create massive fragmentation of a process's
> ꀠ滟emory map as well as make testing more difficult.
>
> ꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀭMatt
> ꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠ嗰atthew Dillon
> ꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀠꀼdillon@backplane.com>
>
What's the attack vector when mmap offsets are predictable?
Sam
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