Re: GC and security
- From: Les Schaffer <schaffer@xxxxxxxxxxxxx>
- Date: Thu, 31 Aug 2006 11:28:31 -0400
Tim Peters wrote:
Purely accidental -- nothing guaranteed -- details can (& do) change
across releases. Read obmalloc.c for a tour of the accidents du jour.
cool. thanks for the pointer!
Not true, so be glad to forget it.
forget what??? ;-)
A curious possibility: if you do a debug build of Python, obmalloc.c
arranges to overwrite all of an object's memory as soon as the object
is reclaimed (by any means, refcounting or otherwise). That wasn't
for "security" (faux or otherwise), it's to make it easier to detect
buggy C code referencing freed memory.
i liked the other Tim's suggestion of a secure string ;-)
Les Schaffer
.
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