VULNERABILITY INTELLIGENCE

CVE-2021-22680

CVSS score7.3 HIGH
EPSS probability1.56%
CISA KEVNot currently listed
Published2022-05-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Description

NXP MQX Versions 5.1 and prior are vulnerable to integer overflow in mem_alloc, _lwmem_alloc and _partition functions. This unverified memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Weakness classification

  • ics-cert@hq.dhs.gov: CWE-190

Primary references