VYPR
Medium severity6.1NVD Advisory· Published Dec 1, 2021· Updated Jun 17, 2026

CVE-2021-40154

CVE-2021-40154

Description

NXP LPC55S69 devices before A3 have a buffer over-read via a crafted wlength value in a GET Descriptor Configuration request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory.

Affected products

5

Patches

Vulnerability mechanics

References

1

News mentions

0

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