CVE-2018-5186

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Memory safety bugs present in Firefox 60. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 61.

Metrics

CVSS 3.0 9.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

Vendor	Product	Versions
Mozilla	Firefox	>= unspecified, < 61

References

http://www.securityfocus.com/bid/104557Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041193Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1464872%2C1463329%2C1419373%2C1412882%2C1413033%2C1444673%2C1454448%2C1453505%2C1438671Exploit, Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/201810-01Third Party Advisory
https://usn.ubuntu.com/3705-1/Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-15/Vendor Advisory
http://www.securityfocus.com/bid/104557Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041193Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1464872%2C1463329%2C1419373%2C1412882%2C1413033%2C1444673%2C1454448%2C1453505%2C1438671Exploit, Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/201810-01Third Party Advisory
https://usn.ubuntu.com/3705-1/Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-15/Vendor Advisory

Timeline

Published: Oct 18, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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