suricata: Suricata is a network IDS, IPS and NSM engine
CVE-2026-31931 is fixed in suricata on 1 platform by DEBIAN-CVE-2026-31931 (version 1:8.0.4-1), released April 2, 2026. It is not reported as exploited. Patch Radar priority: High.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| suricata · Debian 14 | 1:8.0.4-1 | DEBIAN-CVE-2026-31931 | Apr 2, 2026 |
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