Originally Posted by ixtab
It depends. For the older versions, bugs that were exploitable to allow for a jailbreak were relatively easy to find, but Amazon gradually fixed all of them.
I have been searching for exploits for two weeks now, and I did not find anything that can be used for jailbreaking 5.3.0. I officially give up now, maybe someone else is better/luckier than I am at this.
Airplane mode is the easiest measure, but you could also selectively disable or remove part of the programs that play together for the OTA update (No, I can't tell you which ones these are off the top of my head).
Thank you very much for answers