Bug 1581493 (CVE-2018-11251)

Summary:	CVE-2018-11251 ImageMagick: heap-based buffer over-read in ReadSUNImage in coders/sun.c
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	jhorak, lpardo, mike, pahan
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:	2018-11-14 11:51:55 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:	1581487, 1581490
Bug Blocks:	1633743, 1637193

Description Laura Pardo 2018-05-22 22:54:52 UTC

A flaw was found in ImageMagick 7.0.7-23 Q16 x86_64 2018-01-24, there is a heap-based buffer over-read in ReadSUNImage in coders/sun.c, which allows attackers to cause a denial of service (application crash in SetGrayscaleImage in MagickCore/quantize.c) via a crafted SUN image file. 


References:
https://github.com/ImageMagick/ImageMagick/issues/956

Patch:
https://github.com/ImageMagick/ImageMagick/commit/73fbc6a557b4f63af18b2debe83f817859ef7481

Comment 1 Laura Pardo 2018-05-22 22:56:01 UTC

Created ImageMagick tracking bugs for this issue:

Affects: fedora-all [bug 1581487]

Comment 5 Stefan Cornelius 2018-11-14 11:49:51 UTC

Statement:

This issue did not affect the versions of ImageMagick shipped with Red Hat Enterprise Linux 5, 6, and 7.