Intel® SGX for Linux Advisory

Summary:

A potential security vulnerability in the Intel® SGX driver for Linux* may allow a denial of service.** **Intel is releasing software updates to mitigate this potential vulnerability.

Vulnerability Details:

CVEID: CVE-2019-0157

Description: Insufficient input validation in the Intel® SGX driver for Linux may allow an authenticated user to potentially enable a denial of service via local access.

CVSS Base Score: 6.5 Medium

CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Affected Products:

Intel® SGX Linux client driver before 2.5

Intel® SGX DCAP Linux driver before 1.1

Recommendations:

Intel recommends that users follow the steps below to address these issues:

• Intel® SGX Linux client driver 2.5 - <https://01.org/intel-softwareguard-extensions/downloads/intel-sgx-linux-2.5-release&gt;
• Intel® SGX DCAP Linux driver 1.1 - <https://01.org/intel-softwareguard-extensions/downloads/intel-sgx-dcap-linux-1.1-release&gt;

Acknowledgements:

This issue was found internally by Intel.

Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are available.