Adobe has released a security bulletin to address multiple vulnerabilities in Adobe Reader X (10.1.2) and earlier versions for Windows and Macintosh, Adobe Reader 9.4.6 and earlier versions for Linux, and Adobe Acrobat X (10.1.2) and earlier versions for Windows and Macintosh.
Exploitation of these vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service condition.
Affected software versions:
- Adobe Reader X (10.1.2) and earlier 10.x versions for Windows and Macintosh
- Adobe Reader 9.5 and earlier 9.x versions for Windows and Macintosh
- Adobe Reader 9.4.6 and earlier 9.x versions for Linux
- Adobe Acrobat X (10.1.2) and earlier 10.x versions for Windows and Macintosh
- Adobe Acrobat 9.5 and earlier 9.x versions for Windows and Macintosh
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:
Adobe Reader users on Macintosh can also find the appropriate update here:
Adobe Reader users on Linux can find the appropriate update here:
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:
Acrobat Pro Extended users on Windows can also find the appropriate update here:
Acrobat Pro users on Macintosh can also find the appropriate update here:
Source: http://www.adobe.com/support/security/bulletins/apsb12-08.html