{"action":"Upgrade libspf2 to 1.2.11-r0 or later.","affected":[{"fixed":"1.2.11-r0","introduced":"0"}],"component":"libspf2","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["1.2.11-r0"],"id":"tcs_01M5ND8QTH1D6XP648BMBTCXVM","modified_at":"2026-10-23T17:17:56.191304534Z","published_at":"2022-01-19T18:15:07.830Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-33913","https://security.alpinelinux.org/vuln/CVE-2021-33913"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-33913#Alpine:v3.23/libspf2","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-33913"}],"summary":"libspf2 before 1.2.11 has a heap-based buffer overflow that might allow remote attackers to execute arbitrary code (via an unauthenticated e-mail message from anywhere on the Internet) with a crafted"}