Description
An integer overflow can occur during conversion of text to some Unicode character sets due to an unchecked length parameter. This vulnerability affects Firefox ESR < 52.7 and Thunderbird < 52.7.
References (16)
Core 16
Core References
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4139
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201810-01
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201811-13
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0527
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3545-1/
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/03/msg00010.html
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-09/
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-07/
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0526
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/03/msg00029.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4155
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0648
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0647
Issue Tracking, Permissions Required x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1440926
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1040514
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/103384
Scores
CVSS v3
7.3
EPSS
0.0573
EPSS Percentile
90.5%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Details
CWE
CWE-190
Status
published
Products (18)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
17.10
debian/debian_linux
7.0
debian/debian_linux
8.0
debian/debian_linux
9.0
mozilla/firefox
< 52.7.0
mozilla/thunderbird
< 52.7.0
redhat/enterprise_linux_desktop
6.0
redhat/enterprise_linux_desktop
7.0
... and 8 more
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026