CVE-2018-5188

Description

Memory safety bugs present in Firefox 60, Firefox ESR 60, and Firefox ESR 52.8. 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 Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	24.04 LTS noble	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	23.10 mantic	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	23.04 lunar	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	22.10 kinetic	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	22.04 LTS jammy	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	21.10 impish	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	21.04 hirsute	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	20.10 groovy	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	20.04 LTS focal	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	19.10 eoan	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	19.04 disco	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	18.10 cosmic	Fixed in 61.0.1+build1-0ubuntu0.18.04.1
	18.04 LTS bionic	Fixed in 61.0+build3-0ubuntu0.18.04.1
	17.10 artful	Fixed in 61.0+build3-0ubuntu0.17.10.1
	16.04 LTS xenial	Fixed in 61.0+build3-0ubuntu0.16.04.2
	14.04 LTS trusty	Fixed in 61.0+build3-0ubuntu0.14.04.2
mozjs38	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	21.04 hirsute	Not in release
	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	19.10 eoan	Not in release
	19.04 disco	Not in release
	18.10 cosmic	Not in release
	18.04 LTS bionic	Ignored
	17.10 artful	Ignored end of life
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
mozjs52	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	21.04 hirsute	Not in release
	20.10 groovy	Fixed in 52.9.1-1
	20.04 LTS focal	Fixed in 52.9.1-1
	19.10 eoan	Fixed in 52.9.1-1
	19.04 disco	Fixed in 52.9.1-1
	18.10 cosmic	Fixed in 52.9.1-1
	18.04 LTS bionic	Fixed in 52.9.1-0ubuntu0.18.04.1
	17.10 artful	Ignored end of life
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
thunderbird	24.04 LTS noble	Fixed in 1:60.2.1+build1-0ubuntu1
	23.10 mantic	Fixed in 1:60.2.1+build1-0ubuntu1
	23.04 lunar	Fixed in 1:60.2.1+build1-0ubuntu1
	22.10 kinetic	Fixed in 1:60.2.1+build1-0ubuntu1
	22.04 LTS jammy	Fixed in 1:60.2.1+build1-0ubuntu1
	21.10 impish	Fixed in 1:60.2.1+build1-0ubuntu1
	21.04 hirsute	Fixed in 1:60.2.1+build1-0ubuntu1
	20.10 groovy	Fixed in 1:60.2.1+build1-0ubuntu1
	20.04 LTS focal	Fixed in 1:60.2.1+build1-0ubuntu1
	19.10 eoan	Fixed in 1:60.2.1+build1-0ubuntu1
	19.04 disco	Fixed in 1:60.2.1+build1-0ubuntu1
	18.10 cosmic	Fixed in 1:60.2.1+build1-0ubuntu1
	18.04 LTS bionic	Fixed in 1:52.9.1+build3-0ubuntu0.18.04.1
	17.10 artful	Fixed in 1:52.9.1+build3-0ubuntu0.17.10.1
	16.04 LTS xenial	Fixed in 1:52.9.1+build3-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed in 1:52.9.1+build3-0ubuntu0.14.04.1

Notes

tyhicks

mozjs contains a copy of the SpiderMonkey JavaScript engine

Severity score breakdown

CVSS version: CVSS v3.0

Base score 9.8 · Critical

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	9.8 · Critical
Exploitability score	-
Impact score	-

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

References

Related Ubuntu Security Notices (USN)

USN-3714-1
Thunderbird vulnerabilities
12 July 2018

USN-3705-1
Firefox vulnerabilities
5 July 2018

USN-3749-1
Spidermonkey vulnerabilities
22 August 2018

Cvss 3 Severity Score