CVE-2018-12363

HIGH

Thunderbird <60, Firefox ESR <60.1, Firefox <61 - Use After Free

Title source: llm
STIX 2.1

Description

A use-after-free vulnerability can occur when script uses mutation events to move DOM nodes between documents, resulting in the old document that held the node being freed but the node still having a pointer referencing it. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

References (20)

Core 20
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201810-01
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-15/
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:2112
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201811-13
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4235
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-18/
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:2113
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-16/
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4244
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/104560
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1041193
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-19/
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:2252
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-17/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/07/msg00013.html
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:2251
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3705-1/
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1464784
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3714-1/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/06/msg00014.html

Scores

CVSS v3 8.8
EPSS 0.0244
EPSS Percentile 85.4%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (19)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 17.10
canonical/ubuntu_linux 18.04
debian/debian_linux 8.0
debian/debian_linux 9.0
mozilla/firefox < 61.0
mozilla/firefox_esr < 52.9
mozilla/thunderbird < 52.9
redhat/enterprise_linux_desktop 6.0
... and 9 more
Published Oct 18, 2018
Tracked Since Feb 18, 2026