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Date: Fri, 05 Feb 2016 15:32:29 -0500
From: anarcat <>
Subject: Re: CVE Request: tiff: Out-of-bounds write for invalid images using LogL compression

So from what I understand, this issue is only related to the *sample*
code in php-openid, correct?

You also report that this code is in "use verbatim" in "the vast
majority of sites", yet looking at the Debian code base, the only
samples of that code I could find are in php-openid itself and the SAML

(jglobus seems to be a false positive there)

I have reviewed the usage of the openid.realm field in the Debian source
code and, in general, it doesn't seem to use the `Host:` header:

Furthermore, I am not sure the attack works even on the theoritical
level: how would the user reach the proper website if the Host header is

Never attribute to malice that which can be adequately explained by
stupidity, but don't rule out malice.
                         - Albert Einstein

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