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Security bulletin

Flash Player update available to address security vulnerabilities

Release date: February 24, 2009

Vulnerability identifier: APSB09-01

CVE number: CVE-2009-0519, CVE-2009-0520, CVE-2009-0522, CVE-2009-0114, CVE-2009-0521

Platform: All Platforms

Summary

A potential vulnerability has been identified in Adobe Flash Player 10.0.12.36 and earlier that could allow an attacker who successfully exploits this potential vulnerability to take control of the affected system. A malicious SWF must be loaded in Flash Player by the user for an attacker to exploit this potential vulnerability. Additional vulnerabilities have been addressed in this update. Adobe recommends users update to the most current version of Flash Player available for their platform.

Affected software versions

Adobe Flash Player 10.0.12.36 and earlier (Adobe Flash Player 10.0.15.3 and earlier for Linux)

To verify the Adobe Flash Player version number, access the About Flash Player page, or right-click on Flash content 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 recommends all users of Adobe Flash Player 10.0.12.36 and earlier versions upgrade to the newest version 10.0.22.87 by downloading it from the Player Download Center, or by using the auto-update mechanism within the product when prompted.

For users who cannot update to Flash Player 10, Adobe has developed a patched version of Flash Player 9, Flash Player 9.0.159.0, which can be downloaded from the following link.

Severity rating

Adobe categorizes this as a critical update and recommends affected users upgrade to version 10.0.22.87.

Details

This update resolves a buffer overflow issue that could potentially allow an attacker to execute arbitrary code. (CVE-2009-0520)

This update resolves an input validation issue that leads to a Denial of Service (DoS); arbitrary code execution has not been demonstrated, but may be possible. (CVE-2009-0519)

An update to the Flash Player settings manager display page on Adobe.com has been deployed to avoid a potential Clickjacking issue variant for Flash Player. The Settings Manager is a special control panel that runs on your local computer but is displayed within and accessed from the Adobe website. (CVE-2009-0114)

This update resolves a Windows-only issue with mouse pointer display that could potentially contribute to a Clickjacking attack. (CVE-2009-0522)

This update prevents a potential Linux-only information disclosure issue in the Flash Player binary that could lead to privilege escalation. (CVE-2009-0521)

Affected software

Recommended player update

Availability

Flash Player 10.0.12.36 and earlier

10.0.22.87

Player Download Center

Flash Player 10.0.12.36 and earlier - network distribution

10.0.22.87

Player Licensing

Flash Player 10.0.15.3 and earlier for Linux

10.0.22.87

Player Download Center

AIR 1.5

AIR 1.5.1

AIR Download Center

Flash CS4 Professional

10.0.22.87

Adobe Flash Player 10 Update for Flash CS4 Professional

Flash CS3 Professional

9.0.159.0

Flash Debug Player Updater

Flex 3

10.0.22.87

Flash Debug Player Updater

 

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' security: