CVE-2024-38535: Oisf Suricata

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Suricata can run out of memory when parsing crafted HTTP/2 traffic. Upgrade to 6.0.20 or 7.0.6.

Affected products

• Oisf Suricata: before 6.0.20 (fixed in 6.0.20); from 7.0.0, before 7.0.6 (fixed in 7.0.6)

Published 2024-07-11. Last modified 2026-06-17.