Adobe Security Bulletin

Release date: January 27, 2015

Vulnerability identifier: APSB15-03

Priority: See table below

CVE number: CVE-2015-0311, CVE-2015-0312

Platform: All Platforms

Adobe has released security updates for Adobe Flash Player for Windows, Macintosh and Linux.  These updates address vulnerabilities that could potentially allow an attacker to take control of the affected system.  

Adobe is aware of reports that CVE-2015-0311 is actively being exploited in the wild via drive-by-download attacks against systems running Internet Explorer and Firefox on Windows 8.1 and below.  Adobe recommends users update their product installations to the latest versions: 

• Users of the Adobe Flash Player desktop runtime for Windows and Macintosh should update to Adobe Flash Player 16.0.0.296. 

• Users of the Adobe Flash Player Extended Support Release should update to Adobe Flash Player 13.0.0.264. 

• Users of Adobe Flash Player for Linux should update to Adobe Flash Player 11.2.202.440. 

• Adobe Flash Player installed with Google Chrome, as well as Internet Explorer on Windows 8.x, will automatically update to version 16.0.0.296. 

• Adobe Flash Player 16.0.0.287 and earlier versions
• Adobe Flash Player 13.0.0.262 and earlier 13.x versions
• Adobe Flash Player 11.2.202.438 and earlier versions for 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.

Adobe recommends users update their software installations by following the instructions below: 

• Adobe recommends users of the Adobe Flash Player desktop runtime for Windows and Macintosh update to Adobe Flash Player 16.0.0.296 by visiting the Adobe Flash Player Download Center, or via the update mechanism within the product when prompted. 

• Adobe recommends users of the Adobe Flash Player Extended Support Release should update to version 13.0.0.264 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 11.2.202.440 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 16.0.0.296. 

• Adobe Flash Player installed with Internet Explorer for Windows 8.x will be automatically updated to the latest version, which will include Adobe Flash Player 16.0.0.296.

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

These updates address critical vulnerabilities in the software.

Adobe has released security updates for Adobe Flash Player for Windows, Macintosh and Linux.  These updates address vulnerabilities that could potentially allow an attacker to take control of the affected system. 

Adobe is aware of reports that CVE-2015-0311 is actively being exploited in the wild via drive-by-download attacks against systems running Internet Explorer and Firefox on Windows 8.1 and below.  Adobe recommends users update their product installations to the latest versions:

• Users of the Adobe Flash Player desktop runtime for Windows and Macintosh should update to Adobe Flash Player 16.0.0.296.

• Users of the Adobe Flash Player Extended Support Release should update to Adobe Flash Player 13.0.0.264. 

• Users of Adobe Flash Player for Linux should update to Adobe Flash Player 11.2.202.440.

• Adobe Flash Player installed with Google Chrome, as well as Internet Explorer on Windows 8.x, will automatically update to version 16.0.0.296.

These updates resolve a use-after-free vulnerability that could lead to code execution (CVE-2015-0311).

These updates resolve a double-free vulnerability that could lead to code execution (CVE-2015-0312). 

Adobe would like to thank the following individuals and organizations for reporting the relevant issues and for working with Adobe to help protect our customers:

• Kafeine of Malware don’t need Coffee and Jack Tang of Trend Micro (CVE-2015-0311)

• bilou working with the Chromium Vulnerability Rewards Program (CVE-2015-0312)