{"action":"Upgrade lrzip to 0.640-r0 or later.","affected":[{"fixed":"0.640-r0","introduced":"0"}],"component":"lrzip","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.18","exploited":false,"fixed_versions":["0.640-r0"],"id":"tcs_01M6GNQT5WBQJ52DFKWQCMEP0G","modified_at":"2026-11-03T06:32:27.796658314Z","published_at":"2021-06-10T16:15:08.100Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-27347","https://security.alpinelinux.org/vuln/CVE-2021-27347"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-27347#Alpine:v3.18/lrzip","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-27347"}],"summary":"Use after free in lzma_decompress_buf function in stream.c in Irzip 0.631 allows attackers to cause Denial of Service (DoS) via a crafted compressed file."}