Bug 1461253 (CVE-2017-7749)

Summary:	CVE-2017-7749 Mozilla: Use-after-free during docshell reloading (MFSA 2017-16)
Product:	[Other] Security Response	Reporter:	Huzaifa S. Sidhpurwala <huzaifas>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	cschalle, jhorak, 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:	2017-06-27 06:10:05 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Bug Depends On:
Bug Blocks:	1459420

Description Huzaifa S. Sidhpurwala 2017-06-14 04:25:40 UTC

A use-after-free vulnerability when using an incorrect URL during the reloading of a docshell. This results in a potentially exploitable crash.


External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-16/#CVE-2017-7749


Acknowledgements:

Name: the Mozilla project
Upstream: Nils

Comment 1 errata-xmlrpc 2017-06-14 07:52:49 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:1440 https://access.redhat.com/errata/RHSA-2017:1440

Comment 2 errata-xmlrpc 2017-06-21 04:36:57 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:1561 https://access.redhat.com/errata/RHSA-2017:1561