Workarounds for Adobe Flash AS3 opaqueBackground and BitmapData Use-After-Free Vulnerabilities

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National Cyber Awareness System:

Workarounds for Adobe Flash AS3 opaqueBackground and BitmapData Use-After-Free Vulnerabilities [ 
https://www.us-cert.gov/ncas/current-activity/2015/07/11/Adobe-Flash-ActionScript-3-opaqueBackground-Use-After-Free ] 
07/11/2015 04:55 PM EDT 
Original release date: July 11, 2015 | Last revised: July 13, 2015

Adobe Flash Player contains critical vulnerabilities within the ActionScript 3 opaqueBackground and BitmapData classes, 
which could allow a remote attacker to execute arbitrary code on a vulnerable system. Versions affected include Adobe 
Flash Player 9 through 18.0.0.204.

Users and administrators are encouraged to review Adobe Security Advisory APSA15-04 [ 
https://helpx.adobe.com/security/products/flash-player/apsa15-04.html ], as well as Vulnerability Notes VU#338736 [ 
http://www.kb.cert.org/vuls/id/338736 ] and VU#918568 [ http://www.kb.cert.org/vuls/id/918568 ] for workaround 
information. No patch is currently available.

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