{"action":"Upgrade imagemagick to 7.0.11.1-r0 or later.","affected":[{"fixed":"7.0.11.1-r0","introduced":"7.0.0-0"}],"component":"imagemagick","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.16","exploited":false,"fixed_versions":["7.0.11.1-r0"],"id":"tcs_01M6GN5H7281HXBHECJBMS3Q44","modified_at":"2026-11-03T06:32:26.892158084Z","published_at":"2021-05-11T23:15:08.720Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-20309","https://security.alpinelinux.org/vuln/CVE-2021-20309"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-20309#Alpine:v3.16/imagemagick","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-20309"}],"summary":"A flaw was found in ImageMagick in versions before 7.0.11 and before 6.9.12, where a division by zero in WaveImage() of MagickCore/visual-effects.c may trigger undefined behavior via a crafted image f"}