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Vulnerability record · CVE-2018-5159 · published 11 June 2018

CVE-2018-5159: Debian linux integer overflow vulnerability

Debian · Debian Linux

An integer overflow can occur in the Skia library due to 32-bit integer use in an array without integer overflow checks, resulting in possible out-of-bounds writes. This could lead to a potentially exploitable crash triggerable by web content. This vulnerability affects Thunderbird < 52.8, Thunderbird ESR < 52.8, Firefox < 60, and Firefox ESR < 52.8.

9.8 CVSS 3.0 Critical EPSS 21% · top 2.5% CWE-190 · Integer overflowCWE-787 · Out-of-bounds write
9.8CVSS 3.0 base score, v2 7.5
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
11Affected product versions listed by NVD
38References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An integer overflow can occur in the Skia library due to 32-bit integer use in an array without integer overflow checks, resulting in possible out-of-bounds writes. This could lead to a potentially exploitable crash triggerable by web content. This vulnerability affects Thunderbird < 52.8, Thunderbird ESR < 52.8, Firefox < 60, and Firefox ESR < 52.8.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

11 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/104136 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040896 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:1414 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1415 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1725 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1726 Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1441941 Issue TrackingPermissions RequiredThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00013.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/201810-01 Third Party Advisory
https://security.gentoo.org/glsa/201811-13 Third Party Advisory
https://usn.ubuntu.com/3645-1/ Third Party Advisory
https://usn.ubuntu.com/3660-1/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4199 Third Party Advisory
https://www.debian.org/security/2018/dsa-4209 Third Party Advisory
https://www.exploit-db.com/exploits/44759/ ExploitThird Party AdvisoryVDB Entry
https://www.mozilla.org/security/advisories/mfsa2018-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-13/ Vendor Advisory
http://www.securityfocus.com/bid/104136 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040896 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:1414 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1415 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1725 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1726 Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1441941 Issue TrackingPermissions RequiredThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00013.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/201810-01 Third Party Advisory
https://security.gentoo.org/glsa/201811-13 Third Party Advisory
https://usn.ubuntu.com/3645-1/ Third Party Advisory
https://usn.ubuntu.com/3660-1/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4199 Third Party Advisory
https://www.debian.org/security/2018/dsa-4209 Third Party Advisory
https://www.exploit-db.com/exploits/44759/ ExploitThird Party AdvisoryVDB Entry
https://www.mozilla.org/security/advisories/mfsa2018-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-13/ Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-5159), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.