Bug 1554194 (CVE-2017-18220)

Summary:	CVE-2017-18220 GraphicsMagick: Use after free in ReadOneJNGImage and ReadJNGImage functions in coders/png.c allow an attacker to cause a denial of service via crafted file
Product:	[Other] Security Response	Reporter:	Sam Fowler <sfowler>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	andreas, rdieter
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	GraphicsMagick 1.3.27	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-10 10:17:31 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:	1554188, 1554189, 1554195
Bug Blocks:

Description Sam Fowler 2018-03-12 03:45:24 UTC

GraphicsMagick through version 1.3.26 is vulnerable to a use after free in the ReadOneJNGImage and ReadJNGImage functions in coders/png.c. An attacker could exploit this to cause a denial of service via a crafted file.


Upstream Issue:

https://sourceforge.net/p/graphicsmagick/bugs/438/


Upstream Patch:

http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/98721124e51f

Comment 1 Sam Fowler 2018-03-12 03:46:23 UTC

Created GraphicsMagick tracking bugs for this issue:

Affects: fedora-all [bug 1554189]
Affects: epel-all [bug 1554188]