{"action":"Upgrade patch to 2.7.6-r7 or later.","affected":[{"fixed":"2.7.6-r7","introduced":"0"}],"component":"patch","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.12","exploited":false,"fixed_versions":["2.7.6-r7"],"id":"tcs_01M5NBMEK51BV2RB6MMBHCPQ5K","modified_at":"2026-09-21T06:17:52.511887483Z","published_at":"2020-03-25T17:15:14.013Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2019-20633","https://security.alpinelinux.org/vuln/CVE-2019-20633"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2019-20633#Alpine:v3.12/patch","url":"https://osv.dev/vulnerability/ALPINE-CVE-2019-20633"}],"summary":"GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function another_hunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exi"}