Bug 1479213 (CVE-2017-7798)

Summary:	CVE-2017-7798 Mozilla: XUL injection in the style editor in devtools (MFSA 2017-19)
Product:	[Other] Security Response	Reporter:	Doran Moppert <dmoppert>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	urgent	Docs Contact:
Priority:	urgent
Version:	unspecified	CC:	jhorak, security-response-team, stransky
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:	2017-08-24 07:34:55 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	1477026

Description Doran Moppert 2017-08-08 06:49:43 UTC

The Developer Tools feature suffered from XUL injection vulnerability due to improper sanitization of the web page source code. In the worst case this could allow arbitrary code execution when opening a malicious page with the style editor tool.


External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-19/#CVE-2017-7798


Acknowledgements:

Name: the Mozilla project
Upstream: Frederik Braun

Comment 1 errata-xmlrpc 2017-08-10 23:21:23 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7
  Red Hat Enterprise Linux 6

Via RHSA-2017:2456 https://access.redhat.com/errata/RHSA-2017:2456