CVE-2022-1841: Zephyrproject Zephyr

Medium severity, CVSS 5.3. EPSS: 0.6% chance of exploitation in the next 30 days.

In subsys/net/ip/tcp.c , function tcp_flags , when the incoming parameter flags is ECN or CWR , the buf will out-of-bounds write a byte zero.

Affected products

• Zephyrproject Zephyr: up to and including 3.0.0

Published 2022-08-31. Last modified 2026-06-17.