{"id":"ALPINE-CVE-2026-31931","details":"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.","modified":"2026-11-03T06:33:02.254002408Z","published":"2026-04-02T14:16:28.587Z","upstream":["CVE-2026-31931"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2026-31931"}],"affected":[{"package":{"name":"suricata","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/suricata?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.0.6-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-31931.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}