CVE-2021-44421

PoC ×2—

CVSS 3.1

5.5 medium

EPSS

<1%p37

Published

Mar 10, 2022 (Mar 10, 2022)

Modified

Jun 17, 2026

Description

The pointer-validation logic in util/mem_util.rs in Occlum before 0.26.0 for Intel SGX acts as a confused deputy that allows a local attacker to access unauthorized information via side-channel analysis.

Vendors: occlum project
Products: occlum
Weakness: CWE-203
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.4%)

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