Bug 1443310 – CVE-2017-5448 Mozilla: Out-of-bounds write in ClearKeyDecryptor (MFSA 2017-11, MFSA 2017-12)

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Bug 1443310 - (CVE-2017-5448) CVE-2017-5448 Mozilla: Out-of-bounds write in ClearKeyDecryptor (MFSA 2017-11, MFSA 2017-12)

Summary:	CVE-2017-5448 Mozilla: Out-of-bounds write in ClearKeyDecryptor (MFSA 2017-11...

Status:	CLOSED ERRATA

Aliases:	CVE-2017-5448

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

Priority	high Severity high
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=important,public=20170419,repo...
Keywords:	Security

Depends On:
Blocks:	1437814
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Reported:	2017-04-19 01:51 EDT by Huzaifa S. Sidhpurwala
Modified:	2017-08-17 01:41 EDT (History)
CC List:	4 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
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Environment:
Last Closed:	2017-05-12 02:00:46 EDT
Type:	---
Regression:	---
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Documentation:	---
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Verified Versions:
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oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2017:1104	normal	SHIPPED_LIVE	Critical: firefox security update	2017-04-20 08:21:32 EDT
Red Hat Product Errata	RHSA-2017:1106	normal	SHIPPED_LIVE	Critical: firefox security update	2017-04-21 00:49:25 EDT

Groups: None (edit)

Description Huzaifa S. Sidhpurwala 2017-04-19 01:51:45 EDT

An out-of-bounds write in <code>ClearKeyDecryptor</code> while decrypting some Clearkey-encrypted media content. This allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash.

External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-11/#CVE-2017-5448


Acknowledgements:

Name: the Mozilla project
Upstream: Anonymous working with Trend Micro's Zero Day Initiative

Comment 1 errata-xmlrpc 2017-04-20 04:22:33 EDT

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 2017-04-20 20:50:52 EDT

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

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