CVE-2021-30636

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

In MediaTek LinkIt SDK before 4.6.1, there is a possible memory corruption due to an integer overflow during mishandled memory allocation by pvPortCalloc and pvPortRealloc.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-190

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04Mitigation, Third Party Advisory, US Government Resource, VDB Entry
https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04Mitigation, Third Party Advisory, US Government Resource, VDB Entry

Timeline

Published: Jan 24, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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