Bug 1410067 (CVE-2016-10092)

Summary:	CVE-2016-10092 libtiff: Heap-based buffer overflow in _TIFFFax3fillruns
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dominik.mierzejewski, erik-fedora, nforro, phracek, sardella, slawomir, yozone
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:	2017-01-16 06:32:18 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:	1410123, 1410124, 1410125
Bug Blocks:	1410122

Description Adam Mariš 2017-01-04 11:38:45 UTC

An out-of-bounds heap write was found in _TIFFFax3fillruns when output buffer was not correctly incremented in readContigStripsIntoBuffer() in ignore mode in tiffcrop.c

Upstream patch:

https://github.com/vadz/libtiff/commit/9657bbe3cdce4aaa90e07d50c1c70ae52da0ba6a

Upstream bug:

http://bugzilla.maptools.org/show_bug.cgi?id=2620

CVE assignment:

http://seclists.org/oss-sec/2017/q1/9

Comment 1 Adam Mariš 2017-01-04 14:19:52 UTC

Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1410123]

Comment 2 Adam Mariš 2017-01-04 14:19:58 UTC

Created mingw-libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1410124]
Affects: epel-7 [bug 1410125]