CVE-2018-5098: Use After Free

Published Jan 23, 2018
·
Updated

A use-after-free vulnerability can occur when form input elements, focus, and selections are manipulated by script content. This results in a potentially exploitable crash.

Other sources

A use-after-free vulnerability can occur when manipulating form input elements, focus, and selections through script. This results in a potentially exploitable crash.

External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2018-03/#CVE-2018-5098

Red Hat

Affected Software

25 affected componentsFixes available
Mozilla Thunderbird<52.6
52.6
Mozilla Firefox<58
58
Mozilla Firefox ESR<52.6
52.6
Debian Debian Linux=7.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Desktop=7.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Server=7.0
redhat Enterprise Linux Server Aus=7.4
redhat Enterprise Linux Server Eus=7.4
redhat Enterprise Linux Server Eus=7.5
redhat Enterprise Linux Workstation=6.0
redhat Enterprise Linux Workstation=7.0
Mozilla Firefox<58.0
Mozilla Firefox ESR<52.6.0
Mozilla Thunderbird<52.6.0
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=17.10
Mozilla Firefox<52.6.0
debian/firefox
147.0.4-1
debian/firefox-esr
115.14.0esr-1~deb11u1140.7.0esr-1~deb11u1128.14.0esr-1~deb12u1140.7.0esr-1~deb12u1140.4.0esr-1~deb13u1140.7.0esr-1~deb13u1140.7.0esr-1
debian/thunderbird
1:115.12.0-1~deb11u11:140.7.1esr-1~deb11u11:140.6.0esr-1~deb12u11:140.7.1esr-1~deb12u11:140.6.0esr-1~deb13u11:140.7.1esr-1~deb13u11:140.7.1esr-1

Event History

Jan 23, 2018
CVE Published
12:00 AM
Data Sourced
via Red Hat·11:13 PM
DescriptionSeverityAffected Software
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness
Data Sourced
via NVD·09:29 PM
DescriptionSeverityWeaknessAffected Software
Jan 11, 2024
Data Sourced
via Launchpad·11:05 PM
Description
Feb 20, 2026
Data Sourced
via Ubuntu·12:47 AM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·12:47 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-5098?

CVE-2018-5098 is a use-after-free vulnerability that can occur when form input elements, focus, and selections are manipulated by script content.

2

Which software versions are affected by CVE-2018-5098?

Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58 are affected by CVE-2018-5098.

3

What is the severity of CVE-2018-5098?

CVE-2018-5098 has a severity rating of 9.8 (Critical).

4

How can I fix CVE-2018-5098?

To fix CVE-2018-5098, update Thunderbird to version 52.6 or later, Firefox ESR to version 52.6 or later, or Firefox to version 58 or later.

5

Where can I find more information about CVE-2018-5098?

You can find more information about CVE-2018-5098 on the Bugzilla and Mozilla Security Advisories websites.

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