CVE-2026-46352

Published: Sep 16, 2026Modified: Sep 28, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: security-advisories@github.com (Secondary)

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version 8.0.0 and prior to version 8.0.5, Suricata's IP defragmentation code could deadlock when processing fragmented traffic containing an encapsulated tunnel protocol whose payload is itself fragmented. Version 8.0.5 contains a fix. No known workarounds are available.

Affected (1)

Products: Oisf: Suricata

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Oisf Suricata	8.0.0 ≤ version < 8.0.5

Related CWEs

The product contains multiple threads or executable segments that are waiting for each other to release a necessary lock, resulting in deadlock.

References (3)

https://forum.suricata.io/t/suricata-8-0-5-and-7-0-16-released/6315

Source: security-advisories@github.com

Release NotesVendor Advisory

https://github.com/OISF/suricata/security/advisories/GHSA-rc34-46x6-mxxm

Source: security-advisories@github.com

Vendor Advisory

https://redmine.openinfosecfoundation.org/issues/8550

Source: security-advisories@github.com

Permissions Required

Timeline

No history available yet.