VULNERABILITY INTELLIGENCE

CVE-2021-31571

CVSS score9.8 CRITICAL
EPSS probability1.38%
CISA KEVNot currently listed
Published2021-04-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

The kernel in Amazon Web Services FreeRTOS before 10.4.3 has an integer overflow in queue.c for queue creation.

Weakness classification

  • nvd@nist.gov: CWE-190

Primary references