Bug 1535494 (CVE-2018-5360)

Summary:	CVE-2018-5360 LibTIFF: heap-based buffer over-read in the ReadTIFFImage function in coders/tiff.c
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
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, tgl
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in LibTIFF, where the reading of TIFF files is mishandled, leading to a heap-based buffer over-read in the ReadTIFFImage function in coders/tiff.c within GraphicsMagick, an attacker could exploit this flaw by supplying a specially crafted TIFF file.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:37:30 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:	1535507
Bug Blocks:

Description Laura Pardo 2018-01-17 14:12:44 UTC

LibTIFF before 4.0.6 mishandles the reading of TIFF files, as demonstrated by a heap-based buffer over-read in the ReadTIFFImage function in coders/tiff.c in GraphicsMagick 1.3.27.

Reference:
https://sourceforge.net/p/graphicsmagick/bugs/540/

Comment 1 Laura Pardo 2018-01-17 14:18:50 UTC

Created mingw-libtiff tracking bugs for this issue:

Affects: epel-7 [bug 1535507]