{"id":"CVE-2020-6807","details":"When a device was changed while a stream was about to be destroyed, the \u003ccode\u003estream-reinit\u003c/code\u003e task may have been executed after the stream was destroyed, causing a use-after-free and a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 68.6, Firefox \u003c 74, Firefox \u003c ESR68.6, and Firefox ESR \u003c 68.6.","modified":"2026-04-16T00:02:36.341965776Z","published":"2020-03-25T22:15:12.453Z","related":["SUSE-SU-2020:0686-1","SUSE-SU-2020:0717-1","SUSE-SU-2020:0721-1","SUSE-SU-2020:14312-1","openSUSE-SU-2020:0340-1","openSUSE-SU-2020:0366-1","openSUSE-SU-2024:10600-1","openSUSE-SU-2024:10601-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://usn.ubuntu.com/4328-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4335-1/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2020-08/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2020-09/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2020-10/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1614971"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-6807.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"74.0"}]},{"events":[{"introduced":"0"},{"fixed":"68.6.0"}]},{"events":[{"introduced":"0"},{"fixed":"68.6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"19.10"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}