UNKNOWNCVE-2026-31931

Suricata tls: null dereference in tls.alpn rule keyword

Platform

other

Component

suricata

Fixed in

8.0.4

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.

How to fix

Actualice Suricata a la versión 8.0.4 o superior. Esta versión corrige la vulnerabilidad de desreferencia de puntero nulo en la palabra clave de regla 'tls.alpn'.

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