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Re: linux has added "close on exec" flags to lots of fd calls

"Steven M. Bellovin" <> writes:
> On Mon, 04 Aug 2008 12:42:54 -0400
> "Perry E. Metzger" <> wrote:
>> Linux seems to be adding lots of flags to things like "open" to set
>> close on exec from the time an fd is born. They claim this helps with
>> security. I'm not sure I believe that,
> I do -- I've seen this failure fairly often, though not as much in
> recent years.  It was more common in the days before window systems
> (and especially before job control), when lots of programs had shell
> escapes.  Even adventure(6) had one.

Well, then perhaps we *should* add the feature.


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