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...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-5448
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1437814
TreeView+ depends on / blocked
 
Reported: 2017-04-19 05:51 UTC by Huzaifa S. Sidhpurwala
Modified: 2021-02-25 21:38 UTC (History)
4 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2017-05-12 06:00:46 UTC
Embargoed:

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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:1104 0 normal SHIPPED_LIVE Critical: firefox security update 2017-04-20 12:21:32 UTC
Red Hat Product Errata RHSA-2017:1106 0 normal SHIPPED_LIVE Critical: firefox security update 2017-04-21 04:49:25 UTC

Description Huzaifa S. Sidhpurwala 2017-04-19 05:51:45 UTC 
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 08:22:33 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 00:50:52 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
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