Adobe Security Bulletin APSB17-28 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 APSB17-28: Memory Corruption Remote Code Execution Critical CVE-2017-11281 Memory Corruption Remote Code Execution Critical CVE-2017-11282 External References: https://helpx.adobe.com/security/products/flash-player/apsb17-28.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Supplementary Via RHSA-2017:2702 https://access.redhat.com/errata/RHSA-2017:2702