Bug 1584904 (CVE-2018-11625)

Summary:	CVE-2018-11625 ImageMagick: heap-based buffer over-read in SetGrayscaleImage in the quantize.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, 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:	2018-06-05 15:30:03 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:	1584905, 1584906
Bug Blocks:	1584907

Description Laura Pardo 2018-05-31 21:53:49 UTC

A flaw was found in ImageMagick 7.0.7-37 Q16, SetGrayscaleImage in the quantize.c file allows attackers to cause a heap-based buffer over-read via a crafted file.


References:
https://github.com/ImageMagick/ImageMagick/issues/1156

Patch:
https://github.com/ImageMagick/ImageMagick/commit/5294966898532a6bd54699fbf04edf18902513ac

Comment 1 Laura Pardo 2018-05-31 21:54:39 UTC

Created ImageMagick tracking bugs for this issue:

Affects: fedora-all [bug 1584905]

Comment 4 Scott Gayou 2018-06-05 15:30:10 UTC

Statement:

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