Network IDS Vulnerability in Suricata by Open Information Security Foundation
CVE-2025-59149

6.2MEDIUM

Key Information:

Vendor

Oisf

Status
Suricata
Vendor
CVE Published:
1 October 2025

What is CVE-2025-59149?

A stack buffer overflow vulnerability has been identified in Suricata, a popular network IDS, IPS, and NSM engine, specifically in version 8.0.0. When using rules that incorporate the lengthy keyword ldap.responses.attribute_type along with various transforms, this issue manifests during the startup process or when the rules are reloaded. As a precautionary measure, users are encouraged to upgrade to version 8.0.1, which addresses this vulnerability. Alternatively, disabling the affected rules can also mitigate the risks associated with this vulnerability.

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Affected Version(s)

suricata >= 8.0.0, < 8.0.1

References

https://github.com/OISF/suricata/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/OISF/suricata/commit/38a2cba5c39700204...
x_refsource_MISC
https://forum.suricata.io/t/suricata-8-0-1-and-7-0-12-rel...
x_refsource_MISC

CVSS V3.1

Score:
6.2
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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