Bug 1443313 (CVE-2017-5447)

Summary:	CVE-2017-5447 Mozilla: Out-of-bounds read during glyph processing (MFSA 2017-11, MFSA 2017-12)
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, 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:	2017-05-12 05:59:30 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:	1437814

Description Huzaifa S. Sidhpurwala 2017-04-19 05:55:05 UTC

An out-of-bounds read during the processing of glyph widths during text layout. This results in a potentially exploitable crash and could allow an attacker to read otherwise inaccessible memory. 


External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-11/#CVE-2017-5447


Acknowledgements:

Name: the Mozilla project
Upstream: Ivan Fratric (Google Project Zero)

Comment 1 errata-xmlrpc 2017-04-20 08:22:53 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2017:1104 https://access.redhat.com/errata/RHSA-2017:1104

Comment 2 errata-xmlrpc 2017-04-21 00:51:13 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2017:1106 https://access.redhat.com/errata/RHSA-2017:1106

Comment 3 errata-xmlrpc 2017-05-08 06:47:53 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:1201 https://access.redhat.com/errata/RHSA-2017:1201