Bug 1252289 (CVE-2015-4484) - CVE-2015-4484 Mozilla: Crash when using shared memory in JavaScript (MFSA 2015-87)
Summary: CVE-2015-4484 Mozilla: Crash when using shared memory in JavaScript (MFSA 201...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2015-4484
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1248359 1251515
TreeView+ depends on / blocked
 
Reported: 2015-08-11 06:27 UTC by Huzaifa S. Sidhpurwala
Modified: 2021-02-17 05:02 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2015-08-25 03:54:31 UTC


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2015:1586 0 normal SHIPPED_LIVE Critical: firefox security update 2015-08-11 23:47:14 UTC

Description Huzaifa S. Sidhpurwala 2015-08-11 06:27:02 UTC
Security researcher Jukka Jylänki reported a crash that occurs because JavaScript, when using shared memory, does not properly gate access to Atomicscode> or SharedArrayBuffer views in some contexts. This leads to a non-exploitable crash. 


External Reference:

https://www.mozilla.org/security/announce/2015/mfsa2015-87.html


Acknowledgements:

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

Comment 1 errata-xmlrpc 2015-08-11 19:48:21 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 5
  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2015:1586 https://rhn.redhat.com/errata/RHSA-2015-1586.html


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