Bug 1252277 – CVE-2015-4477 Mozilla: Use-after-free in MediaStream playback (MFSA 2015-81)

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Bug 1252277 - (CVE-2015-4477) CVE-2015-4477 Mozilla: Use-after-free in MediaStream playback (MFSA 2015-81)

Summary:	CVE-2015-4477 Mozilla: Use-after-free in MediaStream playback (MFSA 2015-81)

Status:	CLOSED NOTABUG

Aliases:	CVE-2015-4477

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	urgent Severity urgent
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
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URL:
Whiteboard:	impact=critical,public=20150811,repor...
Keywords:	Security

Depends On:
Blocks:	1251515
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Reported:	2015-08-11 02:16 EDT by Huzaifa S. Sidhpurwala
Modified:	2016-03-04 06:43 EST (History)
CC List:	1 user (show)

See Also:
Fixed In Version:
Doc Type:	Bug Fix
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2015-08-12 00:35:02 EDT
Type:	---
Regression:	---
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RHEL 7.3 requirements from Atomic Host:
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Description Huzaifa S. Sidhpurwala 2015-08-11 02:16:02 EDT

Security researcher SkyLined reported a use-after-free issue in how audio is handled through the Web Audio API during MediaStream playback through interactions with the Web Audio API. This results in a potentially exploitable crash. 


External Reference:

https://www.mozilla.org/security/announce/2015/mfsa2015-81.html


Acknowledgements:

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges SkyLined 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.

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