What’s Vulnerable › Vulnerabilities

CVE-2019-16410

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-24 · updated 2026-06-17
• Weakness: CWE-125

Description

An issue was discovered in Suricata 4.1.4. By sending multiple fragmented IPv4 packets, the function Defrag4Reassemble in defrag.c tries to access a memory region that is not allocated, because of a lack of header_len checking.

Affected products

• Suricata-Ids Suricata: 4.1.4

References

• https://lists.openinfosecfoundation.org/pipermail/oisf-announce/
• https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/
• https://www.code-intelligence.com/cve-2019-16410
• https://lists.openinfosecfoundation.org/pipermail/oisf-announce/
• https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/
• https://www.code-intelligence.com/cve-2019-16410

Get alerted when CVE-2019-16410 or the next vulnerability affects your stack