{"action":"Upgrade wpa_supplicant to 2.9-r13 or later.","affected":[{"fixed":"2.9-r13","introduced":"0"}],"component":"wpa_supplicant","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.18","exploited":false,"fixed_versions":["2.9-r13"],"id":"tcs_01M5ND5RYBA09EFGKB7G323Y2Z","modified_at":"2026-10-23T17:17:56.182074161Z","published_at":"2021-04-02T05:15:13.313Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-30004","https://security.alpinelinux.org/vuln/CVE-2021-30004"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-30004#Alpine:v3.18/wpa_supplicant","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-30004"}],"summary":"In wpa_supplicant and hostapd 2.9, forging attacks may occur because AlgorithmIdentifier parameters are mishandled in tls/pkcs1.c and tls/x509v3.c."}