ESB-2017.2305 - [Win][Linux][OSX] Adobe Flash Player: Multiple vulnerabilities 2017-09-13

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2305
             Security updates available for Adobe Flash Player
                             13 September 2017

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Adobe Flash Player
Publisher:         Adobe
Operating System:  Windows
                   OS X
                   Linux variants
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-11282 CVE-2017-11281 

Reference:         ASB-2017.0149

Original Bulletin: 
   https://helpx.adobe.com/security/products/flash-player/apsb17-28.html

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Adobe Security Bulletin

Applies to: Flash Player

Last Published: September 13, 2017

Security updates available for Flash Player | APSB17-28

Bulletin ID 	Date Published 		Priority

APSB17-28 	September 12, 2017 	1

Summary

Adobe has released security updates for Adobe Flash Player for Windows, 
Macintosh, Linux and Chrome OS. These updates address two critical memory 
corruption vulnerabilities that could lead to code execution.

Affected product versions

Product 							Version 			Platform

Adobe Flash Player Desktop Runtime 				26.0.0.151 and earlier 		Windows, Macintosh 
and Linux

Adobe Flash Player for Google Chrome 				26.0.0.151 and earlier 		Windows, Macintosh, Linux and Chrome OS

Adobe Flash Player for Microsoft Edge and Internet Explorer 11 	26.0.0.151 and earlier 		Windows 10 and 8.1

To verify the version of Adobe Flash Player installed on your system, access 
the About Flash Player page, or right-click on content running in Flash Player
and select "About Adobe (or Macromedia) Flash Player" from the menu. If you 
use multiple browsers, perform the check for each browser you have installed 
on your system.

Solution

Adobe categorizes these updates with the following priority ratings and 
recommends users update their installation to the newest version:

Product 							Version 	Platform 		Priority 	Availability

Adobe Flash Player Desktop Runtime 				27.0.0.130 	Windows, Macintosh 	1		Flash Player Download Center

															Flash Player Distribution

Adobe Flash Player for Google Chrome 				27.0.0.130 	Windows, Macintosh, 
										Linux and Chrome OS 	2 		Google Chrome Releases

Adobe Flash Player for Microsoft Edge and Internet Explorer 11 	27.0.0.130 	Windows 10 and 8.1 	1 		Microsoft Security Advisory

Adobe Flash Player Desktop Runtime 				27.0.0.130 	Linux 			3 		Flash Player Download Center

Note:

Adobe recommends users of the Adobe Flash Player Desktop Runtime for Windows,
Macintosh and Linux update to Adobe Flash Player 27.0.0.130 via the update 
mechanism within the product [1] or by visiting the Adobe Flash Player 
Download Center.

Adobe Flash Player installed with Google Chrome will be automatically updated
to the latest Google Chrome version, which will include Adobe Flash Player 
27.0.0.130 for Windows, Macintosh, Linux and Chrome OS.

Adobe Flash Player installed with Microsoft Edge and Internet Explorer 11 for
Windows 10 and 8.1 will be automatically updated to the latest version, which
will include Adobe Flash Player 27.0.0.130.

Please visit the Flash Player Help page for assistance in installing Flash 
Player.

[1] Users who have selected the option to 'Allow Adobe to install updates' 
will receive the update automatically. Users who do not have the 'Allow Adobe
to install updates' option enabled can install the update via the update 
mechanism within the product when prompted.

Vulnerability details

Vulnerability Category 		Vulnerability Impact 	Severity 	CVE Numbers

Memory Corruption 		Remote Code Execution	Critical 	CVE-2017-11281

Memory Corruption 		Remote Code Execution 	Critical 	CVE-2017-11282

Acknowledgments

Adobe would like to thank Mateusz Jurczyk and Natalie Silvanovich of Google 
Project Zero (CVE-2017-11281, CVE-2017-11282) for reporting these issues and 
for working with Adobe to help protect our customers.

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