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Uninitialized Memory

Introduction

Another type of vulnerabilities is uninitialized memory that may allow untrusted host (i.e., the OS) to infer the data inside an enclave.

SGX-Bleed

This video shows how the SGX-Bleed problem leaks uninitialized SGX memory via structure padding.

{% embed url="https://youtu.be/Cd-o\_wV4iGk" %}