| Version | Release | Key fix | |---------|---------|---------| | 11.0 | Oct 2011 | Stage 3D | | 11.1 | Nov 2011 | Security + stability | | 11.2 | Mar 2012 | Linux 64-bit official | | 11.3 | Jun 2012 | Sandbox improvements | | 11.4 | Aug 2012 | Garbage collection tuning | | 11.5 | Sep 2012 | LZMA, bug fixes | | 11.6 | Nov 2012 | Emergency security patch | | 11.7 | Apr 2013 | Memory safety | | 11.8 | Jun 2013 | Critical fixes | | 11.9 | Oct 2013 | Sandbox escape fixes | Adobe officially ended all Flash distribution and support on January 12, 2021. Flash Player 11 has not received security updates since before 2016.