CVE-2021-3543

MediumCVSS 6.7/10Last modified Jun 17, 2026

Description

A flaw null pointer dereference in the Nitro Enclaves kernel driver was found in the way that Enclaves VMs forces closures on the enclave file descriptor. A local user of a host machine could use this flaw to crash the system or escalate their privileges on the system.

Metrics

CVSS 3.1 6.7/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416CWE-476

Affected software

No affected versions have been published.

Timeline

Published
Jun 1, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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