CVEvulnerability

CVE-2026-31931

7.5 HIGH Published 2026-04-02 Modified 2026-10-26 Official page ↗
Status
Analyzed
Published
2026-04-02
Last modified
2026-10-26
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-476

Description

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4.

Affected configurations

• oisf suricata (>= 8.0.0 < 8.0.4)

Related

Weakness · CWE (1)

  • CWE-476 NULL Pointer Dereference weakness

References