* https://arxiv.org/pdf/1712.05090.pdf 2017
* https://arxiv.org/pdf/1612.01119.pdf 2017
* https://arxiv.org/pdf/1805.09604.pdf 2018
* https://ipads.se.sjtu.edu.cn/_media/publications/fidelius_hp... 2018
* https://seclists.org/fulldisclosure/2019/Jun/46 2019
* https://www3.cs.stonybrook.edu/~mikepo/papers/severest.asiac... 2019
* https://www.usenix.org/system/files/sec19-li-mengyuan_0.pdf 2019
* https://arxiv.org/pdf/1908.11680.pdf 2019
* https://arxiv.org/pdf/2004.11071.pdf 2020
Any enclave technology will be reliant on the underlying security of the processor itself. Someone was going to have to go first. Intel happened to take greater risks in the name of performance, and all of their technologies (including their first-to-market enclave technology) are suffering reputational hits as a result.
I'll also just mention that CrossTalk is the more interesting vulnerability affecting SGX that was disclosed today.