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CVE-2026-31931

7.5 high SSVC exploitation: none Analyzed
NVD · CVE.org

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.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 7.5 · oisfNVD modified 2026-10-26 21:10

Affected (CPE criteria) 1

  • cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*

References 2