Re: [Rd] Open device -> glibc 2.3.4 bug for Redhat Enterprise 4?

From: Thomas Lumley <tlumley_at_u.washington.edu>
Date: Tue 21 Jun 2005 - 17:17:34 GMT

On Tue, 21 Jun 2005, Martin Maechler wrote:

>>>>>> "TL" == Thomas Lumley <tlumley@u.washington.edu>
>>>>>> on Tue, 21 Jun 2005 09:59:31 -0700 (PDT) writes:
>
> TL> This was supposed to be fixed in 2.1.1 -- which version are you using?
>
> 2.1.1 -- and 2.1.0 and 2.0.0 all showed the problem.
>
> But thanks, Thomas, looking in "NEWS" of R-devel showed that
> there was a fix for this in R-devel only --- too bad it didn't
> make it for R 2.1.1.
>

It's a double free(), so it produces undefined behaviour and anything can happen. On the Mac (where it was first reported), "anything" was a warning message from malloc, and on many systems "anything" is nothing.

I thought I had added it to R-patched as well, but obviously not.

         -thomas



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