Re: remote DoS in Mozilla 1.0

From: Tom (tomat_private)
Date: Tue Jun 11 2002 - 06:35:14 PDT

  • Next message: Andreas Beck: "Re: remote DoS in Mozilla 1.0"

    On Tue, Jun 11, 2002 at 03:05:31PM +0200, Stijn Jonker wrote:
    > Is this really a mozilla bug? 
    
    It's a bug in X that becomes remote-exploitable through mozilla.
    
    > The solution(s):
    > 	(a) Fix every app to disallow font sizes bigger then <maxvalue>
    > 	(b) Fix XFS to return an error code to the calling application 
    > when requested font size is greater then configured <maxvalue>
    > 
    > Personally i would go for b.
    
    Personally, I would go for both, with a limitation on a, namely that
    apps that accept remote data (i.e. mozilla) should definitely do some
    checking on that data before handing it to the local system (i.e. X).
    
    
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