Security updates available for Flash Player | APSB17-42
Bulletin ID Date Published Priority
APSB17-42 December 12, 2017 2

Summary

Adobe has released a security update for Adobe Flash Player for Windows, Macintosh, Linux and Chrome OS. This update addresses a regression that could lead to the unintended reset of the global settings preference file.

Affected Product Versions

Product Version Platform
Adobe Flash Player Desktop Runtime 27.0.0.187 and earlier versions Windows, Macintosh
Adobe Flash Player for Google Chrome 27.0.0.187 and earlier versions Windows, Macintosh, Linux and Chrome OS 
Adobe Flash Player for Microsoft Edge and Internet Explorer 11 27.0.0.187 and earlier versions Windows 10 and 8.1
Adobe Flash Player Desktop Runtime 27.0.0.187 and earlier versions Linux

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 latest version:

Product Version Platform Priority Availability
Adobe Flash Player Desktop Runtime 28.0.0.126 Windows, Macintosh 2

Flash Player Download Center

Flash Player Distribution

Adobe Flash Player for Google Chrome 28.0.0.126 Windows, Macintosh, Linux and Chrome OS  2 Google Chrome Releases
Adobe Flash Player for Microsoft Edge and Internet Explorer 11 28.0.0.126 Windows 10 and 8.1 2 Microsoft Security Advisory
Adobe Flash Player Desktop Runtime 28.0.0.126 Linux 3 Flash Player Download Center

Opomba:

  • Adobe recommends users of the Adobe Flash Player Desktop Runtime for Windows, Macintosh and Linux update to Adobe Flash Player 28.0.0.126 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 28.0.0.126 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 28.0.0.126.
  • 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 Number
Business Logic Error Unintended reset of global settings preference file Moderate CVE-2017-11305