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Category:   Application (Web Browser)  >   Mozilla Firefox Vendors:   Mozilla.org
Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1035017
SecurityTracker URL:  http://securitytracker.com/id/1035017
CVE Reference:   CVE-2016-1523   (Links to External Site)
Date:  Feb 16 2016
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to ESR 38.6.1
Description:   A vulnerability was reported in Mozilla Firefox. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create a specially crafted font that, when loaded by the target user, will trigger an out-of-bounds read access and execute arbitrary code on the target user's system.

The vulnerability resides in the libgraphite component.

The original advisories are available at:

http://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html
http://www.talosintel.com/reports/TALOS-2016-0058/

Yves Younan of Cisco Talos reported this vulnerability.

Impact:   A remote user can create content that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   The vendor has issued a fix (ESR 38.6.1).

The vendor's advisory is available at:

https://www.mozilla.org/en-US/security/advisories/mfsa2016-14/

Vendor URL:  www.mozilla.org/en-US/security/advisories/mfsa2016-14/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Feb 16 2016 (Red Hat Issues Fix) Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
Red Hat has issued a fix for Red Hat Enterprise Linux 5, 6, and 7.
Feb 17 2016 (Red Hat Issues Fix) Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
Red Hat has issued a fix for Red Hat Enterprise Linux 5, 6, and 7.
Feb 17 2016 (CentOS Issues Fix) Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
CentOS has issued a fix for CentOS 5, 6, and 7.
Feb 17 2016 (Oracle Issues Fix for Oracle Linux) Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
Oracle has issued a fix for Oracle Linux 5, 6, and 7.
Feb 19 2016 (Mozilla Issues Fix for Mozilla Thunderbird) Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
Mozilla has issued a fix for Mozilla Thunderbird.
Feb 19 2016 (CentOS Issues Fix for Mozilla Thunderbird) Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
CentOS has issued a fix for Mozilla Thunderbird for CentOS 5.
Mar 9 2016 (Ubuntu Issues Fix for Mozilla Thunderbird) Mozilla Firefox libgraphite Font Processing Flaw Lets Remote Users Execute Arbitrary Code
Ubuntu has issued a fix for Mozilla Thunderbird for Ubuntu Linux 12.04 LTS, 14.04 LTS, and 15.10.



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