Bug 1427218 (CVE-2017-6314)

Summary:	CVE-2017-6314 gdk-pixbuf: Infinite loop in io-tiff.c
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	bmcclain, cfergeau, dblechte, dkholia, eedri, erik-fedora, fedora, gklein, klember, kseifried, lsurette, mclasen, mgoldboi, michal.skrivanek, raveit65.sun, rbalakri, rh-spice-bugs, rjones, sherold, srevivo, trajaraman, ykaul, ylavi
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2017-04-28 08:05:56 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1427225, 1427226, 1427229
Bug Blocks:	1427223

Description Andrej Nemec 2017-02-27 15:50:05 UTC

An infinite loop vulnerability was found in gdk-pixbuf. Loading a maliciously crafted tiff image would cause the application to crash.

References:

http://seclists.org/oss-sec/2017/q1/466
http://mov.sx/2017/02/21/bug-hunting-gdk-pixbuf.html

Upstream bug:

https://bugzilla.gnome.org/show_bug.cgi?id=779020

Comment 1 Andrej Nemec 2017-02-27 16:02:17 UTC

Created gdk-pixbuf2 tracking bugs for this issue:

Affects: fedora-all [bug 1427225]


Created mingw-gdk-pixbuf tracking bugs for this issue:

Affects: fedora-all [bug 1427226]

Comment 2 Andrej Nemec 2017-02-27 16:13:04 UTC

Created mingw-gdk-pixbuf tracking bugs for this issue:

Affects: epel-7 [bug 1427229]

Comment 3 thiruvadi rajaraman 2017-04-25 10:24:03 UTC

Hi,

I have attached the patch to resolve the infinite loop issue with new_size value when become zero in io-tiff.c. 

Please refer the comment#1 of https://bugzilla.gnome.org/show_bug.cgi?id=779020.

Please review and suggest your comments.

Thanks,
Thiruvadi Rajaraman

Comment 5 Dhiru Kholia 2017-04-28 08:05:56 UTC

Statement:

This issue affects the versions of gdk-pixbuf2 as shipped with Red Hat Enterprise Linux 6 and 7. Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/ and Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.