CVE-2021-22680 HIGH

CVE-2021-22680: NXP MQX Integer Overflow or Wraparound

Vendor Nxp
Product MQX
Weakness CWE-190
Published May 3, 2022
Last update April 16, 2025
View on NVD All CVEs

CVSS base score

7.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 3, 2022 CVE published
April 16, 2025 Record updated