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Security bulletin

Security updates available for Adobe Reader and Acrobat

Release date: November 16, 2010

Last updated: December 1, 2010

Vulnerability identifier: APSB10-28

CVE numbers: CVE-2010-3654, CVE-2010-4091

Platform: All Platforms

Summary

Critical vulnerabilities have been identified in Adobe Reader 9.4 (and earlier versions) for Windows, Macintosh and UNIX, and Adobe Acrobat 9.4 (and earlier 9.x versions) for Windows and Macintosh. These vulnerabilities could cause the application to crash and potentially allow an attacker to take control of the affected system.

In addition to addressing CVE-2010-3654 noted in Security Advisory APSA10-05 and CVE-2010-4091 referenced in the Adobe PSIRT blog ("Potential issue in Adobe Reader"), these updates also incorporate the Adobe Flash Player update as noted in Security Bulletin APSB10-26.

Adobe recommends users of Adobe Reader 9.4 and earlier versions for Windows, Macintosh and UNIX update to Adobe Reader 9.4.1. Adobe recommends users of Adobe Acrobat 9.4 and earlier 9.x versions for Windows and Macintosh update to Adobe Acrobat 9.4.1.

Note that these updates represent an out-of-cycle release. The next quarterly security updates for Adobe Reader and Acrobat are scheduled for February 8, 2011.

Affected software versions

  • Adobe Reader 9.4 and earlier versions for Windows, Macintosh and UNIX
  • Adobe Acrobat 9.4 and earlier 9.x versions for Windows and Macintosh

Solution

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

Adobe Reader

Users on Windows and Macintosh can utilize the product's update mechanism. The default configuration is set to run automatic update checks on a regular schedule. Update checks can be manually activated by choosing Help > Check for Updates.

Adobe Reader users on Windows can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=10&platform=Windows

Adobe Reader users on Macintosh can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=10&platform=Macintosh

Adobe Reader users on UNIX can find the appropriate update here:
ftp://ftp.adobe.com/pub/adobe/reader/unix/9.x/9.4.1/

Adobe Acrobat

Users can utilize the product's update mechanism. The default configuration is set to run automatic update checks on a regular schedule. Update checks can be manually activated by choosing Help > Check for Updates.

Acrobat Standard and Pro users on Windows can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows

Acrobat Pro Extended users on Windows can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=158&platform=Windows

Acrobat 3D users on Windows can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=112&platform=Windows

Acrobat Pro users on Macintosh can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Macintosh

Severity rating

Adobe categorizes these as critical updates and recommends that users apply the latest updates for their product installations.

Details

Critical vulnerabilities have been identified in Adobe Reader 9.4 (and earlier versions) for Windows, Macintosh and UNIX, and Adobe Acrobat 9.4 (and earlier 9.x versions) for Windows and Macintosh. These vulnerabilities could cause the application to crash and potentially allow an attacker to take control of the affected system.

In addition to addressing CVE-2010-3654 noted in Security Advisory APSA10-05 and CVE-2010-4091 referenced in the Adobe PSIRT blog ("Potential issue in Adobe Reader"), these updates also incorporate the Adobe Flash Player update as noted in Security Bulletin APSB10-26.

Adobe recommends users of Adobe Reader 9.4 and earlier versions for Windows, Macintosh and UNIX update to Adobe Reader 9.4.1. Adobe recommends users of Adobe Acrobat 9.4 and earlier 9.x versions for Windows and Macintosh update to Adobe Acrobat 9.4.1.

These issues do not affect Adobe Reader for Android.

These updates resolve a memory corruption vulnerability that could lead to code execution (CVE-2010-3654).
*Note: This issue does not affect Adobe Reader version 8.x or Adobe Acrobat version 8.x.

These updates resolve a memory corruption vulnerability that could potentially lead to code execution (Adobe Reader only) (CVE-2010-4091).
*Note: This issue does not affect any version of Adobe Acrobat. Adobe plans to address Adobe Reader version 8.x in the next release.

These updates also incorporate the Adobe Flash Player update as noted in Security Bulletin APSB10-26.

Revisions

December 1, 2010 - Updated with information on UNIX version.
November 16, 2010 - Bulletin released.