CVE-2025-29918

Published: Apr 10, 2025Modified: Nov 3, 2025

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Oisf: Suricata

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Oisf Suricata	Before 7.0.9

Related CWEs

Loop with Unreachable Exit Condition ('Infinite Loop')

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

References (4)

https://github.com/OISF/suricata/commit/b14c67cbdf25fa6c7ffe0d04ddf3ebe67b12b50b

Source: security-advisories@github.com

Patch

https://github.com/OISF/suricata/security/advisories/GHSA-924c-vvm5-9mqx

Source: security-advisories@github.com

Vendor Advisory

https://redmine.openinfosecfoundation.org/issues/7526

Source: security-advisories@github.com

Permissions Required

https://lists.debian.org/debian-lts-announce/2025/03/msg00029.html

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.