CVE-2020-10022: Zephyrproject Zephyr

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

A malformed JSON payload that is received from an UpdateHub server may trigger memory corruption in the Zephyr OS. This could result in a denial of service in the best case, or code execution in the worst case. See NCC-NCC-016 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions. version 2.2.0 and later versions.

Affected products

• Zephyrproject Zephyr: version 2.1.0 only; version 2.2.0 only

Published 2020-05-11. Last modified 2026-06-17.