{"id":"CVE-2018-12386","details":"A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR \u003c 60.2.2 and Firefox \u003c 62.0.3.","modified":"2026-04-16T06:17:26.912689721Z","published":"2018-10-18T13:29:06.273Z","related":["SUSE-SU-2018:3476-1","SUSE-SU-2018:3591-1","SUSE-SU-2018:3591-2","openSUSE-SU-2024:10600-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201810-01"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3778-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4310"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2018-24/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/105460"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1041770"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2881"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2884"},{"type":"FIX","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1493900"}],"affected":[{"database_specific":{"unresolved_ranges":[{"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":"7.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7.5"}]},{"events":[{"introduced":"0"},{"last_affected":"7.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7.6"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"fixed":"60.2.2"}]},{"events":[{"introduced":"0"},{"fixed":"62.0.3"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12386.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"}]}