{"action":"Upgrade suricata to 1:6.0.4-1 or later.","affected":[{"fixed":"1:6.0.4-1","introduced":"0"}],"component":"suricata","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:6.0.4-1"],"id":"tcs_01M5NFVCEXBBWAE1BY0CDCGVEP","modified_at":"2026-10-23T18:03:30.048539914Z","published_at":"2021-11-19T15:15:08.137Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-37592","https://security-tracker.debian.org/tracker/CVE-2021-37592"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-37592#Debian:14/suricata","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-37592"}],"summary":"Suricata before 5.0.8 and 6.x before 6.0.4 allows TCP evasion via a client with a crafted TCP/IP stack that can send a certain sequence of segments."}