{"id":"EM-20261105-P5LC","url":"https://cyber.eventmonitor.net/incident/EM-20261105-P5LC/fastnetmon-vulnerability-cve-2026-93424/","type":"cve","title":"FastNetMon Vulnerability (CVE-2026-93424)","subtitle":"CVE-2026-93424","subject":"CVE-2026-93424","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-05T23:17:02.817Z","firstSignal":"2026-11-05T22:31:58.000Z","lastSignal":"2026-11-05T23:17:02.817Z","updated":"2026-11-06T12:16:45.734Z","revision":1,"life":[{"status":"Born","at":"2026-11-05T23:17:02.817Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-05T23:17:02.817Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-05T22:31:58.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-05T23:17:02.817Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261105-P5LC created."}],"stages":[{"name":"Disclosed","at":"2026-11-05T23:17:02.817Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-05T23:17:02.817Z","detail":"CVSS 7.5"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-05T22:31:58.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-05T22:31:58.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-93424 (important)","text":"fastnetmon: FastNetMon: Denial of Service via race condition in NetFlow template processing","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-93424.json"},{"at":"2026-11-05T23:17:02.817Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-93424 (CVSS 7.5)","text":"FastNetMon is a high-performance DDoS detector and sensor. In version 1.2.9 and earlier, peer_find_template() in src/netflow_plugin/netflow_collector.cpp and src/netflow_plugin/netflow_v9_collector.cpp returns a pointer into global_netflow9_templates after releasing the cache mutex. On deployments with at least two entries in netflow_ports, concurrent template redefinition and data-flowset processing can let add_update_peer_template() reassign the template and free its records vector while another listener dereferences the escaped pointer. An unauthenticated sender that can reach both…","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93424"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-05T23:17:02.817","score":7.5,"severity":"HIGH","desc":"FastNetMon is a high-performance DDoS detector and sensor. In version 1.2.9 and earlier, peer_find_template() in src/netflow_plugin/netflow_collector.cpp and src/netflow_plugin/netflow_v9_collector.cpp returns a pointer into global_netflow9_templates after releasing the cache mutex. On deployments…","product":"","seen":1793930371444},"kev":null,"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}