lkml.org 
[lkml]   [2016]   [Aug]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [kernel-hardening] [PATCH] [RFC] Introduce mmap randomization
From
Date
On Tue, 2016-07-26 at 11:22 -0700, william.c.roberts@intel.com wrote:
> The recent get_random_long() change in get_random_range() and then the
> subsequent patches Jason put out, all stemmed from my tinkering
> with the concept of randomizing mmap.
>
> Any feedback would be greatly appreciated, including any feedback
> indicating that I am idiot.

The RAND_THREADSTACK feature in grsecurity makes the gaps the way I
think would be ideal, i.e. tracked as part of the appropriate VMA. It
would be straightforward to make it more general purpose.[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2016-08-04 19:41    [W:0.089 / U:0.968 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site