Adobe Security Bulletin APSB17-33 for Adobe Flash Player describes multiple flaws that can possibly lead to code execution when Flash Player is used to play a specially crafted SWF file. Quoting from the APSB17-33: Out-of-bounds Read Remote Code Execution Critical CVE-2017-3112 Out-of-bounds Read Remote Code Execution Critical CVE-2017-3114 Out-of-bounds Read Remote Code Execution Critical CVE-2017-11213 Use after free Remote Code Execution Critical CVE-2017-11215 Use after free Remote Code Execution Critical CVE-2017-11225 External References: https://helpx.adobe.com/security/products/flash-player/apsb17-33.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Supplementary Via RHSA-2017:3222 https://access.redhat.com/errata/RHSA-2017:3222