{"action":"Upgrade tar to 1.31-r0 or later.","affected":[{"fixed":"1.31-r0","introduced":"0"}],"component":"tar","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.19","exploited":false,"fixed_versions":["1.31-r0"],"id":"tcs_01M5NAPP5J2KKW8H1WRKAS152S","modified_at":"2026-10-23T17:17:55.249759009Z","published_at":"2018-12-26T18:29:00.373Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-20482","https://security.alpinelinux.org/vuln/CVE-2018-20482"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-20482#Alpine:v3.19/tar","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-20482"}],"summary":"GNU Tar through 1.30, when --sparse is used, mishandles file shrinkage during read access, which allows local users to cause a denial of service (infinite read loop in sparse_dump_region in sparse.c)"}