Adobe Flash Player has an exploitable memory corruption vulnerability in the MP4 atom parser. Successful exploitation could lead to arbitrary code execution. This affects 26.0.0.151 and earlier.
https://security.gentoo.org/glsa/201709-16
https://helpx.adobe.com/security/products/flash-player/apsb17-28.html
https://bugs.chromium.org/p/project-zero/issues/detail?id=1323
https://access.redhat.com/errata/RHSA-2017:2702
http://www.securitytracker.com/id/1039314
http://www.securityfocus.com/bid/100716
http://packetstormsecurity.com/files/144332/Adobe-Flash-appleToRange-Out-Of-Bounds-Read.html