CVE-2026-31931
Suricata tls: null dereference in tls.alpn rule keyword
Summary
Suricata tls: null dereference in tls.alpn rule keyword
Original description
The description as published by the source.
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.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2026-31931 suricata Fixed in: 1:8.0.4-1
- Ubuntu UBUNTU-CVE-2026-31931 suricata
References
- advisory github.com
- advisory github.com
- advisory nvd.nist.gov
- web redmine.openinfosecfoundation.org