full-disclosure - Re: GIMP FIT File Format DoS

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Date: Fri, 29 Jun 2012 21:45:39 +0000
From: "Morris, Patrick" <patrick.morris@...com>
To: "joe@...ctionis.com" <joe@...ctionis.com>,
	"full-disclosure@...ts.grok.org.uk" <full-disclosure@...ts.grok.org.uk>,
	"bugtraq@...urityfocus.com" <bugtraq@...urityfocus.com>,
	"secalert@...urityreason.com" <secalert@...urityreason.com>,
	"bugs@...uritytracker.com" <bugs@...uritytracker.com>, "vuln@...unia.com"
	<vuln@...unia.com>, "vuln@...urity.nnov.ru" <vuln@...urity.nnov.ru>,
	"news@...uriteam.com" <news@...uriteam.com>, "moderators@...db.org"
	<moderators@...db.org>, "submissions@...ketstormsecurity.org"
	<submissions@...ketstormsecurity.org>, "submit@...ecurity.com"
	<submit@...ecurity.com>, "oss-security@...ts.openwall.com"
	<oss-security@...ts.openwall.com>, "bugs@...uritytracker.com"
	<bugs@...uritytracker.com>
Subject: Re: GIMP FIT File Format DoS


> -----Original Message-----
> From: Joseph Sheridan [mailto:joe@...ctionis.com]
> Sent: Friday, June 29, 2012 3:56 AM
> To: 'full-disclosure'; 'bugtraq'; secalert@...urityreason.com;
> bugs@...uritytracker.com; 'vuln'; vuln@...urity.nnov.ru;
> news@...uriteam.com; moderators@...db.org;
> submissions@...ketstormsecurity.org; submit@...ecurity.com; oss-
> security@...ts.openwall.com; bugs@...uritytracker.com
> Subject: GIMP FIT File Format DoS
>
> Summary
> =======
>
> There is a file handling DoS in GIMP (the GNU Image Manipulation
> Program) for
> the 'fit' file format affecting all versions (Windows and Linux) up to
> and
> including 2.8.0. A file in the fit format with a malformed 'XTENSION'
> header
> will cause a crash in the GIMP program.

Is a crash in a single-user program really a security vulnerability? I could 
understand if there was evidence that this could lead to privilege escalation 
or other actual security issue, but this sounds like a garden-variety crash 
bug to me.

Download attachment "smime.p7s" of type "application/x-pkcs7-signature" (6231 bytes)

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