Security updates available for Adobe Flash Player

Release date: May 12, 2016

Last updated: June 3, 2016

Vulnerability identifier: APSB16-15

Priority: See table below

CVE number: CVE-2016-1096, CVE-2016-1097, CVE-2016-1098, CVE-2016-1099, CVE-2016-1100, CVE-2016-1101, CVE-2016-1102, CVE-2016-1103, CVE-2016-1104, CVE-2016-1105, CVE-2016-1106, CVE-2016-1107, CVE-2016-1108, CVE-2016-1109, CVE-2016-1110, CVE-2016-4108, CVE-2016-4109, CVE-2016-4110, CVE-2016-4111, CVE-2016-4112, CVE-2016-4113, CVE-2016-4114, CVE-2016-4115, CVE-2016-4116, CVE-2016-4117, CVE-2016-4120, CVE-2016-4121, CVE-2016-4160, CVE-2016-4161, CVE-2016-4162, CVE-2016-4163

Platform: Windows, Macintosh, Linux and ChromeOS

Summary

Adobe has released security updates for Adobe Flash Player for Windows, Macintosh, Linux and ChromeOS.  These updates address critical vulnerabilities that could potentially allow an attacker to take control of the affected system.  Adobe is aware of a report that an exploit for CVE-2016-4117 exists in the wild. Please refer to APSA16-02 for additional details.

Affected Versions

Product Affected Versions Platform
Adobe Flash Player Desktop Runtime 21.0.0.226 and earlier
Windows and Macintosh
Adobe Flash Player Extended Support Release 18.0.0.343 and earlier Windows and Macintosh
Adobe Flash Player for Google Chrome 21.0.0.216 and earlier Windows, Macintosh, Linux and ChromeOS
Adobe Flash Player for Microsoft Edge and Internet Explorer 11 21.0.0.241 and earlier Windows 10
Adobe Flash Player for Internet Explorer 11 21.0.0.241 and earlier Windows 8.1
Adobe Flash Player for Linux 11.2.202.616 and earlier Linux
AIR Desktop Runtime 21.0.0.198 and earlier Windows and Macintosh
AIR SDK 21.0.0.198 and earlier Windows, Macintosh, Android and iOS
AIR SDK & Compiler 21.0.0.198 and earlier Windows, Macintosh, Android and iOS
  • 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.  
  • To verify the version of Adobe AIR installed on your system, follow the instructions in the Adobe AIR TechNote.

Solution

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

Product Updated Versions Platform Priority rating Availability
Adobe Flash Player Desktop Runtime
21.0.0.242 Windows and Macintosh
1

Flash Player Download Center

Flash Player Distribution

Adobe Flash Player Extended Support Release 18.0.0.352 Windows and Macintosh
1 Extended Support
Adobe Flash Player for Google Chrome 21.0.0.242 Windows, Macintosh, Linux and ChromeOS   1 Google Chrome Releases
Adobe Flash Player for Microsoft Edge and Internet Explorer 11 21.0.0.242 Windows 10 and 8.1 1 Microsoft Security Advisory
Adobe Flash Player for Linux 11.2.202.621 Linux 3 Flash Player Download Center
AIR Desktop Runtime 21.0.0.215 Windows and Macintosh 3 AIR Download Center
AIR SDK 21.0.0.215 Windows, Macintosh, Android and iOS 3 AIR SDK Download
AIR SDK & Compiler 21.0.0.215 Windows, Macintosh, Android and iOS 3 AIR SDK Download
  • Adobe recommends users of the  Adobe Flash Player Desktop Runtime for Windows and Macintosh update to 21.0.0.242 via the update mechanism within the product when prompted [1], or by visiting the Adobe Flash Player Download Center.
  • Adobe recommends users of the Adobe Flash Player Extended Support Release should update to version 18.0.0.352 by visiting http://helpx.adobe.com/flash-player/kb/archived-flash-player-versions.html.
  • Adobe recommends users of Adobe Flash Player for Linux update to Adobe Flash Player 11.2.202.621 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 21.0.0.242 for Windows, Macintosh, Linux and Chrome OS.
  • Adobe Flash Player installed with Microsoft Edge and Internet Explorer for Windows 10 and 8.1 will be automatically updated to the latest version, which will include Adobe Flash Player 21.0.0.242. 
  • Adobe recommends users of the AIR desktop runtime, AIR SDK and AIR SDK & Compiler update to version 21.0.0.215 by visiting the AIR download center or the AIR developer center.
  • Please visit the Flash Player Help page for assistance in installing Flash Player.

[1] Users of Flash Player 11.2.x or later for Windows, or Flash Player 11.3.x or later for Macintosh, 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

  • These updates resolve type confusion vulnerabilities that could lead to code execution (CVE-2016-1105, CVE-2016-4117).
  • These updates resolve use-after-free vulnerabilities that could lead to code execution (CVE-2016-1097, CVE-2016-1106, CVE-2016-1107, CVE-2016-1108, CVE-2016-1109, CVE-2016-1110, CVE-2016-4108, CVE-2016-4110, CVE-2016-4121).
  • These updates resolve a heap buffer overflow vulnerability that could lead to code execution (CVE-2016-1101).
  • These updates resolve a buffer overflow vulnerability that could lead to code execution (CVE-2016-1103).
  • These updates resolve memory corruption vulnerabilities that could lead to code execution (CVE-2016-1096, CVE-2016-1098, CVE-2016-1099, CVE-2016-1100, CVE-2016-1102, CVE-2016-1104, CVE-2016-4109, CVE-2016-4111, CVE-2016-4112, CVE-2016-4113, CVE-2016-4114, CVE-2016-4115, CVE-2016-4120CVE-2016-4160, CVE-2016-4161, CVE-2016-4162, CVE-2016-4163).
  • These updates resolve a vulnerability in the directory search path used to find resources that could lead to code execution (CVE-2016-4116).

Acknowledgments

  • Nicolas Joly of Microsoft Vulnerability Research (CVE-2016-1108, CVE-2016-1109, CVE-2016-1110)
  • Wen Guanxing from Pangu LAB, working with the Chromium Vulnerability Rewards Program (CVE-2016-1097)
  • Mateusz Jurczyk and Natalie Silvanovich of Google Project Zero (CVE-2016-1096, CVE-2016-1101, CVE-2016-1102, CVE-2016-1103, CVE-2016-1104)
  • Wen Guanxing from Pangu LAB (CVE-2016-1098, CVE-2016-1099, CVE-2016-1100)
  • willJ of Tencent PC Manager (CVE-2016-4109, CVE-2016-4110, CVE-2016-4111, CVE-2016-4112, CVE-2016-4113, CVE-2016-4114, CVE-2016-4115)
  • Ladislav Baco of CSIRT.SK (CVE-2016-4116)
  • Natalie Silvanovich of Google Project Zero (CVE-2016-1105, CVE-2016-1106, CVE-2016-4108)
  • NSFOCUS Security Team (CVE-2016-1107)
  • Genwei Jiang of FireEye, Inc. (CVE-2016-4117)
  • bee13oy of CloverSec Labs (CVE-2016-4121)
  • Yuki Chen of Qihoo 360 Vulcan Team (CVE-2016-4120, CVE-2016-4160, CVE-2016-4161, CVE-2016-4162, CVE-2016-4163)

Revisions

May 13, 2016: Modified the affected versions of Flash Player for Microsoft Edge and Internet Explorer 11 on Windows 10 and 8.1 from 21.0.0.213 and earlier to 21.0.0.241 and earlier.  

May 19, 2016: Added CVE-2016-4120 and CVE-2016-4121, which were resolved in this release but inadvertently omitted from the original release of the bulletin. 

June 3, 2016: Added CVE-2016-4160, CVE-2016-4161, CVE-2016-4162 and CVE-2016-4163, which were resolved in this release but inadvertently omitted from the original release of the bulletin.