CVE-2018-5126

CRITICAL

Firefox < 59.0 - Memory Corruption

Title source: llm
STIX 2.1

Description

Memory safety bugs were reported in Firefox 58. 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 < 59.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/103386
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1040514
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3596-1/
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-06/

Scores

CVSS v3 9.8
EPSS 0.0204
EPSS Percentile 84.1%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (4)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 17.10
mozilla/firefox < 59.0
Published Jun 11, 2018
Tracked Since Feb 18, 2026