CVE-2026-31931

Name
CVE-2026-31931
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.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
security-advisories@github.com https://github.com/OISF/suricata/security/advisories/GHSA-gr22-4784-xvw3
security-advisories@github.com https://redmine.openinfosecfoundation.org/issues/8294

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:* suricata >= 8.0.0 < 8.0.4

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
suricata edge-community 8.0.3-r0 Steve McMaster <steve@mcmaster.io> possibly vulnerable
suricata edge-community 8.0.2-r0 Steve McMaster <steve@mcmaster.io> possibly vulnerable
suricata edge-community 8.0.0-r0 Steve McMaster <steve@mcmaster.io> possibly vulnerable
suricata 3.23-community 8.0.0-r0 Steve McMaster <steve@mcmaster.io> possibly vulnerable