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 products
oisf: suricata
References2
- github.com/OISF/suricata/security/advisories/GHSA-gr22-4784-xvw3 Vendor Advisory
- redmine.openinfosecfoundation.org/issues/8294 Issue TrackingPermissions Required
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 31 · as of 12 November 2026
- CWE
- CWE-476
Could this be exploited in your environment?
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