ESP-IDF V3.1.1 and V3.0.6 have been released

[ESP_Angus]

Full details, release notes, download instructions and links can be found on GitHub:

https://github.com/espressif/esp-idf/re ... tag/v3.1.1

https://github.com/espressif/esp-idf/re ... tag/v3.0.6

At time of writing, the latest stable release is V3.1.1.

Both of these releases include a fix for a bootloader security issue related to the Secure Boot feature (more details at the above links.)