On Wed, Apr 3, 2013 at 12:18 AM, Adam Williamson <awilliam@redhat.com> wrote:

On 31/03/13 08:11 AM, Richard W.M. Jones wrote:

However prelink does reduce the effectiveness of ASLR (a bit). See
http://lwn.net/Articles/341440/ and follow-up conversation.

Ignoring the silly stuff, it does seem that this is Yet Another Reason Prelink Is Bad

Is it? The linked comment says the opposite: prelink might interfere with ASLR, but for most programs it doesn't make a difference. Even the latter discussion about local attackers doesn't really apply when any PIE executable automatically means prelink is ignored both for the executable and for any used shared libraries, as Jakub said.

Mirek