{"action":"Upgrade strongswan to 5.2.1-5 or later.","affected":[{"fixed":"5.2.1-5","introduced":"0"}],"component":"strongswan","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.2.1-5"],"id":"tcs_01M5NB07SFTH00545VNBH2DSZC","modified_at":"2026-10-23T15:47:33.550204458Z","published_at":"2015-01-07T19:59:01.137Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2014-9221","https://security-tracker.debian.org/tracker/CVE-2014-9221"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2014-9221#Debian:14/strongswan","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2014-9221"}],"summary":"strongSwan 4.5.x through 5.2.x before 5.2.1 allows remote attackers to cause a denial of service (invalid pointer dereference) via a crafted IKEv2 Key Exchange (KE) message with Diffie-Hellman (DH) gr"}