Bug 1820568 (CVE-2019-18853)

Summary:	CVE-2019-18853 ImageMagick: XML_PARSE_HUGE not properly restricted in coders/svg.c
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	fedora, jhorak, mike, pahan
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	ImageMagick 7.0.9-0, ImageMagick 6.9.10-69	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-10-28 09:47:37 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:	1820588, 1820589, 1824487
Bug Blocks:	1824074

Description Dhananjay Arunesh 2020-04-03 11:06:13 UTC

A vulnerability was found in ImageMagick before 7.0.9-0 allows remote attackers to cause a denial of service because XML_PARSE_HUGE is not properly restricted in coders/svg.c, related to SVG and libxml2.

Reference:
https://github.com/ImageMagick/ImageMagick/commit/ec9c8944af2bfc65c697ca44f93a727a99b405f1

Comment 1 Dhananjay Arunesh 2020-04-03 12:27:34 UTC

Created ImageMagick tracking bugs for this issue:

Affects: epel-8 [bug 1820589]
Affects: fedora-all [bug 1820588]

Comment 2 Riccardo Schirone 2020-04-16 09:38:58 UTC

Upstream fixes:
https://github.com/ImageMagick/ImageMagick/commit/ec9c8944af2bfc65c697ca44f93a727a99b405f1
https://github.com/ImageMagick/ImageMagick6/commit/6ba5e4b1673d75988d8dde38118b495a342823c8