影响范围
Adobe Flash Player Desktop Runtime 21.0.0.197 and earlier on Windows and Macintosh
Adobe Flash Player Extended Support Release 18.0.0.333 and earlier on Windows and Macintosh
Adobe Flash Player for Google Chrome 21.0.0.197 and earlier on Windows, Macintosh, Linux and ChromeOS
Adobe Flash Player for Microsoft Edge and Internet Explorer 11 21.0.0.197 and earlier on Windows 10
Adobe Flash Player for Internet Explorer 11 21.0.0.197 and earlier on Windows 8.1
Adobe Flash Player for Linux 11.2.202.577 and earlier on Linux