{"action":"Upgrade strongswan to 4.2.4-5 or later.","affected":[{"fixed":"4.2.4-5","introduced":"0"}],"component":"strongswan","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.2.4-5"],"id":"tcs_01M5N93XNH2M3C2EYGZFNJD1CS","modified_at":"2026-10-23T17:47:44.207099100Z","published_at":"2008-10-14T20:00:01.637Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2008-4551","https://security-tracker.debian.org/tracker/CVE-2008-4551"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2008-4551","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2008-4551"}],"summary":"strongSwan 4.2.6 and earlier allows remote attackers to cause a denial of service (daemon crash) via an IKE_SA_INIT message with a large number of NULL values in a Key Exchange payload, which triggers"}