CVE Vulnerabilities

CVE-2018-12386

Incorrect Type Conversion or Cast

Published: Oct 18, 2018 | Modified: Dec 06, 2018
CVSS 3.x
8.1
HIGH
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CVSS 2.x
5.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.

Weakness

The product does not correctly convert an object, resource, or structure from one type to a different type.

Affected Software

Name Vendor Start Version End Version
Enterprise_linux_desktop Redhat 6.0 (including) 6.0 (including)
Enterprise_linux_desktop Redhat 7.0 (including) 7.0 (including)
Enterprise_linux_server Redhat 6.0 (including) 6.0 (including)
Enterprise_linux_server Redhat 7.0 (including) 7.0 (including)
Enterprise_linux_server_aus Redhat 7.6 (including) 7.6 (including)
Enterprise_linux_server_eus Redhat 7.5 (including) 7.5 (including)
Enterprise_linux_server_eus Redhat 7.6 (including) 7.6 (including)
Enterprise_linux_server_tus Redhat 7.6 (including) 7.6 (including)
Enterprise_linux_workstation Redhat 6.0 (including) 6.0 (including)
Enterprise_linux_workstation Redhat 7.0 (including) 7.0 (including)

References