CVE-2021-33135: Intel Software Guard Extensions

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Uncontrolled resource consumption in the Linux kernel drivers for Intel(R) SGX may allow an authenticated user to potentially enable denial of service via local access.

Affected products

• Intel Software Guard Extensions: up to and including 2.14

Published 2022-05-12. Last modified 2026-06-17.