Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. A PCRE rule can be written that leads to an infinite loop when negated PCRE is used. Packet processing thread becomes stuck in infinite loop limiting visibility and availability in inline mode. This vulnerability is fixed in 7.0.9.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-4103-1 suricata security update
EUVD EUVD EUVD-2025-10709 Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. A PCRE rule can be written that leads to an infinite loop when negated PCRE is used. Packet processing thread becomes stuck in infinite loop limiting visibility and availability in inline mode. This vulnerability is fixed in 7.0.9.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 04 Nov 2025 05:30:00 +0900

Type Values Removed Values Added
References

Fri, 30 May 2025 01:15:00 +0900

Type Values Removed Values Added
First Time appeared Oisf
Oisf suricata
CPEs cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*
Vendors & Products Oisf
Oisf suricata

Sat, 12 Apr 2025 01:15:00 +0900

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 11 Apr 2025 06:15:00 +0900

Type Values Removed Values Added
Description Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. A PCRE rule can be written that leads to an infinite loop when negated PCRE is used. Packet processing thread becomes stuck in infinite loop limiting visibility and availability in inline mode. This vulnerability is fixed in 7.0.9.
Title Suricata pcre: negated pcr can cause infinite loop
Weaknesses CWE-835
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-11-03T19:46:43.978Z

Reserved: 2025-03-12T13:42:22.135Z

Link: CVE-2025-29918

cve-icon Vulnrichment

Updated: 2025-04-11T15:56:11.464Z

cve-icon NVD

Status : Modified

Published: 2025-04-10T21:15:49.033

Modified: 2025-11-03T20:18:08.467

Link: CVE-2025-29918

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses