{"id":"ALPINE-CVE-2021-20309","details":"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 file submitted to an application using ImageMagick. The highest threat from this vulnerability is to system availability.","modified":"2026-11-03T06:32:26.892158084Z","published":"2021-05-11T23:15:08.720Z","upstream":["CVE-2021-20309"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-20309"}],"affected":[{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.13-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/imagemagick?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0-0"},{"fixed":"7.0.11.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}},{"package":{"name":"imagemagick6","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/imagemagick6?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.9.12.31-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20309.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}