{"id":"CVE-2017-5448","details":"An out-of-bounds write in \"ClearKeyDecryptor\" while decrypting some Clearkey-encrypted media content. The \"ClearKeyDecryptor\" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR \u003c 45.9, Firefox ESR \u003c 52.1, and Firefox \u003c 53.","modified":"2026-04-16T06:16:30.773538737Z","published":"2018-06-11T21:29:06.453Z","related":["SUSE-SU-2017:1175-1","SUSE-SU-2017:1248-1","SUSE-SU-2017:1669-1","SUSE-SU-2017:2235-1","openSUSE-SU-2024:10600-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1038320"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1106"},{"type":"ADVISORY","url":"https://www.debian.org/security/2017/dsa-3831"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2017-11/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/97940"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1104"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2017-10/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2017-12/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1346648"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.3"}]},{"events":[{"introduced":"0"},{"last_affected":"7.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.3"}]},{"events":[{"introduced":"0"},{"last_affected":"7.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.5"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"fixed":"45.9.0"}]},{"events":[{"introduced":"52.0"},{"fixed":"52.1.0"}]},{"events":[{"introduced":"0"},{"fixed":"53.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-5448.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H"}]}