Description:
Security updates are released for Adobe Flash Player and Adobe Reader/Acrobat to address multiple vulnerabilities caused by various buffer overflow, use-after-free error, security restrictions bypass, memory corruption/leak, race condition problem, type confusion and stack corruption. To successfully exploit the vulnerabilities, a remote attacker could entice a targeted user to open a specially crafted PDF file, web page, Flash file, or document that supports embedded Flash content.
Affected Systems:
- Adobe Flash Player Desktop Runtime for Windows and Macintosh 22.0.0.192 and earlier versions
- Adobe Flash Player Extended Support Release for Windows and Macintosh 18.0.0.360 and earlier versions
- Adobe Flash Player for Google Chrome 22.0.0.192 and earlier versions
- Adobe Flash Player for Microsoft Edge and Internet Explorer 11 22.0.0.192 and earlier versions
- Adobe Flash Player for Linux 11.2.202.626 and earlier versions
- Adobe Acrobat DC/Acrobat Reader DC Continuous 15.016.20045 and earlier versions
- Adobe Acrobat DC/Acrobat Reader DC Classic 15.006.30174 and earlier versions
- Adobe Reader/Acrobat XI 11.0.16 and earlier versions
Impact:
A successful exploitation could lead to arbitrary code execution, information disclosure, bypass of security restrictions or potentially take control of the affected system.
Recommendation:
Upgrade Adobe Flash Player and Adobe Acrobat/Reader to the following versions to address the issues. The upgrade can be obtained by using the auto-update mechanism or by downloading at the following URLs:
- Adobe Flash Player Desktop Runtime 22.0.0.209 for Windows and Macintosh
http://www.adobe.com/go/getflash
http://www.adobe.com/products/players/flash-player-distribution.html
http://helpx.adobe.com/flash-player/kb/archived-flash-player-versions.html
- Adobe Flash Player Extended Support Release 18.0.0.366 for Windows and Macintosh
http://helpx.adobe.com/flash-player/kb/archived-flash-player-versions.html
- Adobe Flash Player 22.0.0.209 for Google Chrome
http://googlechromereleases.blogspot.com/
- Adobe Flash Player 22.0.0.209 for Microsoft Edge and Internet Explorer 11
https://support.microsoft.com/en-hk/kb/3099406
- Adobe Flash Player 11.2.202.632 for Linux
http://www.adobe.com/go/getflash
- Adobe Acrobat DC Continuous 15.017.20050, Classic 15.006.30198, Acrobat XI 11.0.17
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Mac
- Adobe Acrobat Reader DC Classic 15.006.30198, Reader XI 11.0.17
http://www.adobe.com/support/downloads/product.jsp?product=10&platform=Windows
http://www.adobe.com/support/downloads/product.jsp?product=10&platform=Mac
- Adobe Acrobat Reader DC Continuous 15.017.20050
http://get.adobe.com/reader/
If you have multiple browsers, you are required to perform the Adobe Flash Player upgrade for each browser, the Flash Player version can be checked at http://www.adobe.com/software/flash/about/
More Information:
https://helpx.adobe.com/security/products/acrobat/apsb16-26.html
https://helpx.adobe.com/security/products/flash-player/apsb16-25.html
https://www.hkcert.org/my_url/en/alert/16071311
https://www.us-cert.gov/ncas/current-activity/2016/07/12/Adobe-Releases-Security-Updates
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4172 (to CVE-2016-4215)
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4217 (to CVE-2016-4252)
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4254 (to CVE-2016-4255)