CVE-2021-22680
HIGHNXP MQX < 5.1 - Integer Overflow in Memory Allocation Functions
Title source: llmDescription
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.
References (1)
Core 1
Core References
Mitigation, Third Party Advisory, US Government Resource x_refsource_confirm
https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04
Scores
CVSS v3
7.3
EPSS
0.0135
EPSS Percentile
68.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-190
Status
published
Products (1)
nxp/mqx
< 5.1
Published
May 03, 2022
Tracked Since
Feb 18, 2026