[PATCH] glob: Fix one-byte overflow [BZ #22320]

[Adhemerval Zanella]

As a side note, my glob refactor to use char_array internally does not
fail with the new test tst-glob-tilde.  I still think this refactor is 
an improvement for glob and I plan to resend the patch.  

On 20/10/2017 09:23, Florian Weimer wrote:
> I plan to commit this once we have the CVE ID from MITRE.
> 
> Thanks,
> Florian