CVE-2018-18493

9.8 CRITICAL
Published: February 28, 2019 Modified: November 25, 2025
View on NVD

Description

A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/106168
Source: security@mozilla.org
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:3831
Source: security@mozilla.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3833
Source: security@mozilla.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0159
Source: security@mozilla.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0160
Source: security@mozilla.org
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1504452
Source: security@mozilla.org
Issue Tracking Permissions Required Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00002.html
Source: security@mozilla.org
Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201903-04
Source: security@mozilla.org
Third Party Advisory
https://usn.ubuntu.com/3844-1/
Source: security@mozilla.org
Third Party Advisory
https://usn.ubuntu.com/3868-1/
Source: security@mozilla.org
Third Party Advisory
https://www.debian.org/security/2018/dsa-4354
Source: security@mozilla.org
Third Party Advisory
https://www.debian.org/security/2019/dsa-4362
Source: security@mozilla.org
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-29/
Source: security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-30/
Source: security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-31/
Source: security@mozilla.org
Vendor Advisory
http://www.securityfocus.com/bid/106168
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:3831
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3833
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0159
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0160
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1504452
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Permissions Required Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00002.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201903-04
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/3844-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/3868-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2018/dsa-4354
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2019/dsa-4362
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-29/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-30/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-31/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

30 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
26.1%
96th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

mozilla debian redhat canonical

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