The 1.14 jailbreak was released a the end of Nov.
From the Changelog.txt in the stable jailbreak zip (not the snapshot)
Code:
2014-11-29 16:06 NiLuJe
* [r11186] build/build-updates.sh:
Kindle Touch Hacks:
* JailBreak:
* Tag v1.14.N
* MKK:
* Tag v20141129