CVE-2025-29918

MEDIUM EPSS 12.8%
Published Apr 10, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 10, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
12.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-835

Affected Products 1

VendorProductVersionRange
oisfsuricata* <7.0.9

References 4

  • github.com https://github.com/OISF/suricata/commit/b14c67cbdf25fa6c7ffe0d04ddf3ebe67b12b50b
    Patch
  • github.com https://github.com/OISF/suricata/security/advisories/GHSA-924c-vvm5-9mqx
    Vendor Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/03/msg00029.html
  • redmine.openinfosecfoundation.org https://redmine.openinfosecfoundation.org/issues/7526
    Permissions Required

Remediation

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