CVE-2020-17529: Apache Nuttx

Critical severity, CVSS 9.8. EPSS: 2.9% chance of exploitation in the next 30 days.

Out-of-bounds Write vulnerability in TCP Stack of Apache NuttX (incubating) versions up to and including 9.1.0 and 10.0.0 allows attacker to corrupt memory by supplying and invalid fragmentation offset value specified in the IP header. This is only impacts builds with both CONFIG_EXPERIMENTAL and CONFIG_NET_TCP_REASSEMBLY build flags enabled.

Affected products

• Apache Nuttx: up to and including 9.1.0; version 10.0.0 only

Published 2020-12-09. Last modified 2026-06-17.