{"id":"ALPINE-CVE-2021-21285","details":"In Docker before versions 9.03.15, 20.10.3 there is a vulnerability in which pulling an intentionally malformed Docker image manifest crashes the dockerd daemon. Versions 20.10.3 and 19.03.15 contain patches that prevent the daemon from crashing.","modified":"2026-11-03T06:32:31.749473403Z","published":"2021-02-02T18:15:12.203Z","upstream":["CVE-2021-21285"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-21285"}],"affected":[{"package":{"name":"docker","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}},{"package":{"name":"docker","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/docker?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"20.0.0"},{"fixed":"20.10.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-21285.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}