Bug 1549786 (CVE-2018-7470)

Summary:	CVE-2018-7470 ImageMagick: denial of service (DoS) in IsWEBPImageLossless function in coders/webp.c
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	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:	2019-06-08 03:41:48 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:	1549787
Bug Blocks:

Description Laura Pardo 2018-02-27 20:18:20 UTC

An issue was discovered in ImageMagick 7.0.7-22 Q16. The IsWEBPImageLossless function in coders/webp.c allows attackers to cause a denial of service (segmentation violation) via a crafted file.


References:
https://github.com/ImageMagick/ImageMagick/issues/998

Patch:
https://github.com/ImageMagick/ImageMagick/commit/7305dacfcdf5e51c4f8d0ba9f77fa97792f8acf7
https://github.com/ImageMagick/ImageMagick/commit/8130e12eb30685ef958f4e62fe624da393920be7

Comment 1 Laura Pardo 2018-02-27 20:18:50 UTC

Created ImageMagick tracking bugs for this issue:

Affects: fedora-all [bug 1549787]