{"action":"Upgrade wolfssl to 5.9.0-r0 or later.","affected":[{"fixed":"5.9.0-r0","introduced":"0"}],"component":"wolfssl","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["5.9.0-r0"],"id":"tcs_01M6H2X75Z2D3FZ7RGM0WEGDBJ","modified_at":"2026-11-03T06:32:55.440544287Z","published_at":"2026-03-19T22:16:42.993Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-4159","https://security.alpinelinux.org/vuln/CVE-2026-4159"],"severity":{"label":"low","score":3.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-4159#Alpine:v3.24/wolfssl","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-4159"}],"summary":"1-byte OOB heap read in wc_PKCS7_DecodeEnvelopedData via zero-length encrypted content. A vulnerability existed in wolfSSL 5.8.4 and earlier, where a 1-byte out-of-bounds heap read in wc_PKCS7_DecodeE"}