{"schema_version":"1.7.5","id":"CVE-2018-12387","published":"2018-10-18T13:29:06.400Z","modified":"2026-04-16T06:21:12.942421610Z","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"],"details":"A vulnerability where the JavaScript JIT compiler inlines Array.prototype.push with multiple arguments that results in the stack pointer being off by 8 bytes after a bailout. This leaks a memory address to the calling function which can be used as part of an exploit inside the sandboxed content process. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.","affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12387.json","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"}]}]}}],"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/105460"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2881"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:2884"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201810-01"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3778-1/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2018-24/"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1041770"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4310"},{"type":"FIX","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1493903"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"}]}