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Security bulletin

Security update available for Adobe Flash Player

Release date: May 12, 2011

Last updated: June 14, 2011

Vulnerability identifier: APSB11-12

CVE number: CVE-2011-0579, CVE-2011-0618, CVE-2011-0619, CVE-2011-0620, CVE-2011-0621, CVE-2011-0622, CVE-2011-0623, CVE-2011-0624, CVE-2011-0625, CVE-2011-0626, CVE-2011-0627, CVE-2011-0628

Platform: All Platforms

Summary

Critical vulnerabilities have been identified in Adobe Flash Player 10.2.159.1 and earlier versions (Adobe Flash Player 10.2.154.28 and earlier for Chrome users) for Windows, Macintosh, Linux and Solaris, and Adobe Flash Player 10.2.157.51 and earlier versions for Android. These vulnerabilities could cause the application to crash and could potentially allow an attacker to take control of the affected system. There are reports of malware attempting to exploit one of the vulnerabilities, CVE-2011-0627, in the wild via a Flash (.swf) file embedded in a Microsoft Word (.doc) or Microsoft Excel (.xls) file delivered as an email attachment targeting the Windows platform. However, to date, Adobe has not obtained a sample that successfully completes an attack.

Adobe recommends users of Adobe Flash Player 10.2.159.1 and earlier versions (Adobe Flash Player 10.2.154.28 and earlier versions for Chrome users) for Windows, Macintosh, Linux and Solaris update to Adobe Flash Player 10.3.181.14. Adobe recommends users of Adobe Flash Player 10.2.157.51 and earlier versions for Android update to Adobe Flash Player 10.3.185.21. Adobe recommends users of Adobe AIR 2.6.19140 and earlier versions for Windows, Macintosh and Linux update to Adobe AIR 2.7.0.1948.

Affected software versions

• Adobe Flash Player 10.2.159.1 and earlier versions for Windows, Macintosh, Linux and Solaris operating systems
• Adobe Flash Player 10.2.154.28 and earlier versions for Chrome users
• Adobe Flash Player 10.2.157.51 and earlier versions for Android

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 Flash Player for Android, go to Settings > Applications > Manage Applications > Adobe Flash Player 10.x.

Solution

Adobe recommends all users of Adobe Flash Player 10.2.159.1 and earlier versions for Windows, Macintosh, Linux and Solaris upgrade to the newest version 10.3.181.14 by downloading it from the Adobe Flash Player Download Center. Windows users can install the update via the auto-update mechanism within the product when prompted.

Google Chrome users can update to Chrome version 11.0.696.68 or later.

Users of Adobe Flash Player 10.2.157.51 and earlier for Android can update to Adobe Flash Player 10.3.185.21 by browsing to the Android Marketplace on an Android phone.

Adobe recommends users of Adobe AIR 2.6.19140 and earlier versions for Windows, Macintosh and Linux update to Adobe AIR 2.7.0.1948.

Severity rating

Adobe categorizes these as critical updates and recommends affected users update their installations to the newest versions.

Details

Critical vulnerabilities have been identified in Adobe Flash Player 10.2.159.1 and earlier versions (Adobe Flash Player 10.2.154.28 and earlier for Chrome users) for Windows, Macintosh, Linux and Solaris, and Adobe Flash Player 10.2.157.51 and earlier versions for Android. These vulnerabilities could cause the application to crash and could potentially allow an attacker to take control of the affected system. There are reports of malware attempting to exploit one of the vulnerabilities, CVE-2011-0627, in the wild via a Flash (.swf) file embedded in a Microsoft Word (.doc) or Microsoft Excel (.xls) file delivered as an email attachment targeting the Windows platform. However, to date, Adobe has not obtained a sample that successfully completes an attack.

This update resolves a design flaw that could lead to information disclosure (CVE-2011-0579).

This update resolves an integer overflow vulnerability that could lead to code execution (CVE-2011-0618).

This update resolves a memory corruption vulnerability that could lead to code execution (CVE-2011-0619).

This update resolves a memory corruption vulnerability that could lead to code execution (CVE-2011-0620).

This update resolves a memory corruption vulnerability that could lead to code execution (CVE-2011-0621).

This update resolves a memory corruption vulnerability that could lead to code execution (CVE-2011-0622).

This update resolves a bounds checking vulnerability that could lead to code execution (CVE-2011-0623).

This update resolves a bounds checking vulnerability that could lead to code execution (CVE-2011-0624).

This update resolves a bounds checking vulnerability that could lead to code execution (CVE-2011-0625).

This update resolves a bounds checking vulnerability that could lead to code execution (CVE-2011-0626).

This update resolves a memory corruption vulnerability that could lead to code execution (CVE-2011-0627).

This update resolves an integer overflow vulnerability that could lead to code execution (CVE-2011-0628).

Adobe recommends users of Adobe Flash Player 10.2.159.1 and earlier versions (Adobe Flash Player 10.2.154.28 and earlier versions for Chrome users) for Windows, Macintosh, Linux and Solaris update to Adobe Flash Player 10.3.181.14. Adobe recommends users of Adobe Flash Player 10.2.157.51 and earlier versions for Android update to Adobe Flash Player 10.3.185.21. Adobe recommends users of Adobe AIR 2.6.19140 and earlier versions for Windows, Macintosh and Linux update to Adobe AIR 2.7.0.1948.

Acknowledgments

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:

• binaryproof through iDefense's Vulnerability Contributor Program (CVE-2011-0618)
• Marc Schoenefeld of Red Hat Security Response Team (CVE-2011-0619)
• Vitaliy Toropov through iDefense's Vulnerability Contributor Program (CVE-2011-0620)
• Bo Qu of Palo Alto Networks (CVE-2011-0621)
• Honggang Ren of Fortinet's FortiGuard Labs (CVE-2011-0622)
• Yamata Li of Palo Alto Networks (CVE-2011-0623)
• Tavis Ormandy of the Google Security Team (CVE-2011-0624, CVE-2011-0625, CVE-2011-0626)
• Will Dormann of CERT (CVE-2011-0625, CVE-2011-0626)
• Vitaliy Toropov through iDefense's Vulnerability Contributor Program (CVE-2011-0628)

Revisions

• June 14, 2011 - Bulletin updated with information on Adobe AIR
• May 24, 2011 - Bulletin updated with information on CVE-2011-0628
• May 12, 2011 - Bulletin released.