How does Fedora clean its RAM..?

Chris Adams cmadams at hiwaay.net
Thu Nov 3 03:38:43 UTC 2011


Once upon a time, Joe Zeff <joe at zeff.us> said:
> On 11/02/2011 07:04 PM, Joel Rees wrote:
> > You're sure about that? What evidence do you offer? Can you point to
> > auto-scrub code paths in all the library APIs for freeing memory?
> 
> Unless the next program allocates RAM and reads from it without first 
> writing to it, what difference does it make?  And, in the unlikely event 
> that some program does this, there's no way of knowing a priori what was 
> there before.

That would be a security problem, since you could have information leak
from one process to another.  However, Unix-like systems don't work that
way.
-- 
Chris Adams <cmadams at hiwaay.net>
Systems and Network Administrator - HiWAAY Internet Services
I don't speak for anybody but myself - that's enough trouble.


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