{"id":"CVE-2020-27534","details":"util/binfmt_misc/check.go in Builder in Docker Engine before 19.03.9 calls os.OpenFile with a potentially unsafe qemu-check temporary pathname, constructed with an empty first argument in an ioutil.TempDir call.","aliases":["GHSA-6hwg-w5jg-9c6x"],"modified":"2026-08-27T08:15:07.277348Z","published":"2020-12-30T23:15:15.297Z","related":["CGA-8299-p739-pwv8"],"references":[{"type":"ADVISORY","url":"http://web.archive.org/web/20200530054359/https://docs.docker.com/engine/release-notes/"},{"type":"ADVISORY","url":"https://github.com/moby/buildkit/pull/1462"},{"type":"ADVISORY","url":"https://github.com/moby/moby/pull/40877"},{"type":"ADVISORY","url":"https://golang.org/pkg/io/ioutil/#TempDir"},{"type":"ADVISORY","url":"https://golang.org/pkg/os/#TempDir"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/docker-archive/docker-ce","events":[{"introduced":"0"},{"fixed":"9d988398e765e4b97f27f93c4d04b272ac64c9c7"}],"database_specific":{"cpe":"cpe:2.3:a:docker:docker:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"19.03.9"}],"source":"CPE_RANGE"}}],"versions":["v19.03.8","v19.03.7","v19.03.6","v19.03.6-rc2","v19.03.6-rc1","v19.03.5","v19.03.5-rc1","v19.03.5-beta2","v19.03.5-beta1","v19.03.4","v19.03.4-rc1","v19.03.3","v19.03.3-rc1","v19.03.3-beta2","v19.03.3-beta1","v19.03.2","v19.03.2-rc1","v19.03.2-beta1","v19.03.0","v19.03.0-rc3","v19.03.0-rc2","v19.03.0-beta5","v19.03.0-beta4","v19.03.0-beta3","v19.03.0-beta2","v19.03.0-beta1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27534.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/docker-archive/engine","events":[{"introduced":"0"},{"fixed":"811a247d06e8f37cbccd2c2d9546815b912a1948"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:docker:docker:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"19.03.9"}]}}],"versions":["v19.03.8","v19.03.7","v19.03.6-rc2","v19.03.6","v19.03.6-rc1","v19.03.5","v19.03.5-rc1","v19.03.5-beta2","v19.03.5-beta1","v19.03.4-rc1","v19.03.4","v19.03.3","v19.03.3-rc1","v19.03.3-beta2","v19.03.3-beta1","v19.03.2-rc1","v19.03.2","v19.03.2-beta1","v19.03.1","v19.03.0","v19.03.0-rc3","v19.03.0-rc2","v19.03.0-beta5","v19.03.0-beta4","v19.03.0-beta3","v19.03.0-beta2","v19.03.0-beta1","v18.09.0-ce-tp0","v18.06.0-ce-rc1","docs-v1.12.0-rc4-2016-07-15","v0.7.2","v0.7.1","v0.7.0","v0.6.5","v0.5.0","v0.4.7","v0.4.5","v0.4.4","v0.4.2","v0.4.1","v0.3.2","v0.3.1","v0.3.0","v0.2.2","v0.2.1","v0.2.0","v0.1.8","v0.1.7","v0.1.6","v0.1.5","v0.1.4","v0.1.3","v0.1.2","v0.1.1","v0.1.0","upstream/0.1.3","0.0.3","upstream/0.1.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27534.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/moby/moby","events":[{"introduced":"0"},{"fixed":"811a247d06e8f37cbccd2c2d9546815b912a1948"}],"database_specific":{"cpe":"cpe:2.3:a:docker:docker:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"19.03.9"}],"source":"CPE_RANGE"}}],"versions":["v19.03.8","v19.03.7","v19.03.6-rc2","v19.03.6","v19.03.6-rc1","v19.03.5","v19.03.5-rc1","v19.03.5-beta2","v19.03.5-beta1","v19.03.4-rc1","v19.03.4","v19.03.3","v19.03.3-rc1","v19.03.3-beta2","v19.03.3-beta1","v19.03.2-rc1","v19.03.2","v19.03.2-beta1","v19.03.1","v19.03.0","v19.03.0-rc3","v19.03.0-rc2","v19.03.0-beta5","v19.03.0-beta4","v19.03.0-beta3","v19.03.0-beta2","v19.03.0-beta1","v18.09.0-ce-tp0","v18.06.0-ce-rc1","docs-v1.12.0-rc4-2016-07-15","v0.7.2","v0.7.1","v0.7.0","v0.6.5","v0.5.0","v0.4.7","v0.4.5","v0.4.4","v0.4.2","v0.4.1","v0.3.2","v0.3.1","v0.3.0","v0.2.2","v0.2.1","v0.2.0","v0.1.8","v0.1.7","v0.1.6","v0.1.5","v0.1.4","v0.1.3","v0.1.2","v0.1.1","v0.1.0","upstream/0.1.3","0.0.3","upstream/0.1.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27534.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}