CVE-2021-27421

NXP MCUXpresso SDK Integer Overflow or Wraparound

Published May 3, 2022 CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

Update NXP MCUXpresso SDK to 2.9.0 or later

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-14175 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.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Apr 16, 2025, 4:24 PM
Reserved
Feb 19, 2021, 12:00 AM
Status
Modified
Published
May 3, 2022, 9:15 PM
Modified
Jun 17, 2026, 3:44 AM