[PATCHv2/22885] Detect altered malloc chunks

[Florian Weimer]

* DJ Delorie:

> Just for the record, I helped Mike a bit with this patch, so had a
> preview of it.  Biased +1 from me ;-)
>
> Reviewed-by: DJ Delorie <dj@redhat.com>

Mike, do you have commit access?

Thanks,
Florian