Bug 1469732 (CVE-2017-9937)

Summary:	CVE-2017-9937 libtiff: memory malloc failure in tif_jbig.c could cause DOS.
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	erik-fedora, mike, nforro, phracek
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:	2019-06-08 03:16:12 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:	1469734, 1469735, 1469736
Bug Blocks:

Description Pedro Sampaio 2017-07-11 18:25:31 UTC

In LibTIFF 4.0.8, there is a memory malloc failure in tif_jbig.c. A
crafted TIFF document can lead to an abort resulting in a remote denial
of service attack.

Upstream bug:

http://bugzilla.maptools.org/show_bug.cgi?id=2707

Comment 1 Pedro Sampaio 2017-07-11 18:28:26 UTC

Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1469734]


Created mingw-libtiff tracking bugs for this issue:

Affects: epel-7 [bug 1469735]
Affects: fedora-all [bug 1469736]

Comment 2 Nikola Forró 2018-06-06 13:45:44 UTC

As per the upstream discussion, the vulnerability is in jbigkit, not libtiff.