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Re: [ft-devel] subrs length checking


From: Werner LEMBERG
Subject: Re: [ft-devel] subrs length checking
Date: Sat, 10 May 2008 07:04:11 +0200 (CEST)

> > but it has always worked in the past (probably the Subr is never
> > called).  Is it sensible to cover this as a special case by
> > relaxing the check to be < rather than <= ?
> 
> I introduced this as a security check; malformed Type 1 fonts can
> crash FreeType otherwise.  Looking at the code lines which follow I
> think `<=' is necessary.

Ah, sorry, I checked too fast.  Yes, it seems as if `<' would be
possible.  I still need the font to test that...


    Werner




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