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Re: C file recoginzed as image file


From: Giorgos Keramidas
Subject: Re: C file recoginzed as image file
Date: Sun, 14 Jan 2007 04:52:47 +0200

On 2007-01-08 19:01, Richard Stallman <address@hidden> wrote:
>       And in case there's a vulnerability in libpng, he would not
>     expect to be in danger when opening something.jpg.
> 
> He probably won't expect to be in danger when opening something.png,
> because he probably won't know about the vulnerability.
> 
>     For most GNU/Linux systems, the vulnerable image libraries will be
>     replaced by fixed versions via (automatic) online updates soon.
> 
> That is true for many users, but there is a substantial fraction that,
> like me, hardly ever updates software.

That's very true.

There isn't much Emacs can do to protect against problems with
potentially buggy versions of the image libraries, though.  We
can make Emacs *prompt* the user when something looks ``odd'',
but how do we define ``odd''?





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