Integer Overflow Vulnerability in NXP MCUXpresso SDK Malloc Function

CVE-2021-27421 · CRITICAL Severity

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

NXP MCUXpresso SDK versions prior to 2.8.2 are vulnerable to integer overflow in SDK_Malloc function, which could allow to access memory locations outside the bounds of a specified array, leading to unexpected behavior such segmentation fault when assigning a particular block of memory from the heap via malloc.

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