Re: contrib/ buffer paranoia

Your patch has been added to the PostgreSQL unapplied patches list at:

    http://candle.pha.pa.us/cgi-bin/pgpatches

I will try to apply it within the next 48 hours.

---------------------------------------------------------------------------


Neil Conway wrote:
> Alvaro Herrera <alvherre@atentus.com> writes:
> > Neil Conway dijo:
> > > Alvaro Herrera <alvherre@atentus.com> writes:
> > > > I think in dbase/dbf2pg.c the limit of 10 to pgdate should be 11
> > > > (snprintf counts the \0 at the end).
> > >
> > > Yes, but so does the array declaration itself: a char[10] can hold at
> > > most 9 characters plus the '\0' terminator. I think the original code
> > > is buggy: if the author wants to store 10 characters plus a terminator
> > > in the array, it should be declared as a char[11]. Using snprintf() of
> > > length 11 with a char[10] would allow for a one-character overrun.
> >
> > I agree.  Maybe it worked out of pure luck (or some alignment magic).
> > But while you're at it, you can as well correct the bug.
>
> Ok, a revised patch is attached that fixes the off-by-one bug in
> dbase/dbf2pg.c
>
> Thanks for the code review.
>
> Cheers,
>
> Neil
>
> --
> Neil Conway <neilconway@rogers.com>
> PGP Key ID: DB3C29FC

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