CVE-2024-6443: Zephyrproject Zephyr

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

In utf8_trunc in zephyr/lib/utils/utf8.c, last_byte_p can point to one byte before the string pointer if the string is empty.

Affected products

• Zephyrproject Zephyr: up to and including 3.6.0

Published 2024-10-04. Last modified 2026-06-17.