Bug 1416109 (CVE-2017-5563)

Summary:	CVE-2017-5563 libtiff: Heap-buffer overflow in LZWEncode tif_lzw.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:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	erik-fedora, mike, nforro, phracek, sardella
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:	2017-01-24 15:44:56 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:	1410123, 1410124, 1410125
Bug Blocks:

Description Andrej Nemec 2017-01-24 15:42:05 UTC

LibTIFF is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image.

Upstream bug:

http://bugzilla.maptools.org/show_bug.cgi?id=2664

Comment 1 Andrej Nemec 2017-01-24 15:43:51 UTC

Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1410123]

Comment 2 Andrej Nemec 2017-01-24 15:43:57 UTC

Created mingw-libtiff tracking bugs for this issue:

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