Bug 1180970 (CVE-2014-8640)

Summary:	CVE-2014-8640 Mozilla: Read of uninitialized memory in Web Audio (MFSA 2015-05)
Product:	[Other] Security Response	Reporter:	Huzaifa S. Sidhpurwala <huzaifas>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	security-response-team
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
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Last Closed:	2015-01-12 05:47:22 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:	1179163

Description Huzaifa S. Sidhpurwala 2015-01-12 04:23:00 UTC

Security researcher Holger Fuhrmannek used the used the Address Sanitizer tool to discover a crash in Web Audio while manipulating timelines. This allowed for the a small block of memory with an uninitialized pointer to be read. The crash it not exploitable. 


External Reference:

http://www.mozilla.org/security/announce/2015/mfsa2015-05.html


Acknowledgements:

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Holger Fuhrmannek as the original reporter.

Statement:

This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5, 6 and 7.