Segmentation Fault Vulnerability in Suricata Network IDS by OISF
CVE-2025-59150

7.5HIGH

Key Information:

Vendor

Oisf

Status
Suricata
Vendor
CVE Published:
1 October 2025

What is CVE-2025-59150?

The Suricata network IDS, IPS, and NSM engine, developed by the OISF, has a vulnerability in version 8.0.0 that can trigger a segmentation fault. This issue arises from the improper handling of the tls.subjectaltname keyword when the decoded subjectaltname contains a NULL byte. Users are advised to upgrade to version 8.0.1 to resolve this issue or temporarily disable rules that utilize the tls.subjectaltname keyword to prevent service interruptions.

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/d590fdfe42e995fd5...
x_refsource_MISC
https://forum.suricata.io/t/suricata-8-0-1-and-7-0-12-rel...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-59150 : Segmentation Fault Vulnerability in Suricata Network IDS by OISF