{"action":"Upgrade busybox to 1.31.1-r20 or later.","affected":[{"introduced":"1.32.0"}],"component":"busybox","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.12","exploited":false,"fixed_versions":["1.31.1-r20"],"id":"tcs_01M5ND4ZV0W2MJS82129C135DX","modified_at":"2026-10-23T17:17:56.179216323Z","published_at":"2021-03-19T05:15:13.150Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-28831","https://security.alpinelinux.org/vuln/CVE-2021-28831"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-28831#Alpine:v3.12/busybox","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-28831"}],"summary":"decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data."}