[erlang-bugs] R14B01: buffer overflow detected during compilation with -D_FORTIFY_SOURCE=2 (x86_64)

Nico Kruber <>
Tue Dec 14 13:52:41 CET 2010


On Tuesday 14 December 2010 13:17:43 Christian Faulhammer wrote:
> Hi,
> 
> Nico Kruber <>:
> > Setting  -D_FORTIFY_SOURCE=1 allows erlang to be build but the buffer
> > overflow is probably still there and dangerous... R14B did not show
> > this behaviour.
> 
>  Maybe this hides a security problems?

that's what I suspected, too (it merely hides the error)

> > Additionally, could you correct the dependencies in the makefiles in
> > order to allow make -j2 and higher?
> 
>  Is this safe now?  Gentoo builds with -j1 for ages because of problems
> reported with Erlang 11.

no - I tried with -j2 and it does not work yet :(
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