Bug 1528036 (CVE-2017-17782)

Summary:	CVE-2017-17782 GraphicsMagick: heap-based buffer over-read in ReadOneJNGImage function in coders/png.c
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	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:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:34:38 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:	1528037, 1528038
Bug Blocks:

Description Pedro Sampaio 2017-12-20 20:49:47 UTC

A flaw was found in GraphicsMagick 1.3.27a. A 1 byte heap-based buffer over-read in ReadOneJNGImage function in coders/png.c, related to oFFs chunk allocation, that could lead to information disclosure or denial of service.

Upstream bug:

https://sourceforge.net/p/graphicsmagick/bugs/530/

Upstream patch:

http://hg.graphicsmagick.org/hg/GraphicsMagick?cmd=changeset;node=8e3d2264109c

Comment 1 Pedro Sampaio 2017-12-20 20:54:44 UTC

Created GraphicsMagick tracking bugs for this issue:

Affects: epel-all [bug 1528037]
Affects: fedora-all [bug 1528038]

Comment 2 Product Security DevOps Team 2019-06-08 03:34:38 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.