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Message-ID: <2543295.QOKDAkRO2f@blackgate>
Date: Wed, 12 Apr 2017 14:03:28 +0200
From: Agostino Sarubbo <ago@...too.org>
To: oss-security@...ts.openwall.com
Subject: Re: CVE-2017-7592: libtiff: left shift
On Monday 10 April 2017 08:29:31 Simon McVittie wrote:
> This is a bug, but how is it a security vulnerability? Can an attacker
> exploit it for DoS or code execution or something with a malformed TIFF
> image?
Hello Simon,
the supposition is that a library stays there to receive multiple inputs, while there is
an undefined behavior you don't know what will happen, so basically it is a
pontential Denial of Service.
--
Agostino Sarubbo
Gentoo Linux Developer
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