Bug 1515313 (CVE-2017-15930)

Summary:	CVE-2017-15930 GraphicsMagick: NULL pointer dereference in ReadOneJNGImage
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
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 03:31:16 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:	1494551, 1494552
Bug Blocks:

Description Andrej Nemec 2017-11-20 14:43:54 UTC

In ReadOneJNGImage in coders/png.c in GraphicsMagick 1.3.26, a Null Pointer Dereference occurs while transferring JPEG scanlines, related to a PixelPacket pointer. A local attacker could use this for a denial of service.

Upstream issue:

https://sourceforge.net/p/graphicsmagick/bugs/518/

Upstream patches:

http://hg.graphicsmagick.org/hg/GraphicsMagick?cmd=changeset;node=6fc54b6d2be8
http://hg.graphicsmagick.org/hg/GraphicsMagick?cmd=changeset;node=da135eaedc3b

Comment 1 Andrej Nemec 2017-11-21 08:47:58 UTC

Created GraphicsMagick tracking bugs for this issue:

Affects: epel-all [bug 1494551]
Affects: fedora-all [bug 1494552]

Comment 2 Product Security DevOps Team 2019-06-08 03:31:16 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.