CVE-2018-5128: Use After Free

Published Mar 13, 2018
·
Updated

A use-after-free vulnerability can occur when manipulating elements, events, and selection ranges during editor operations. This results in a potentially exploitable crash.

Affected Software

6 affected componentsFixes available
debian/firefox
131.0.2-2
Mozilla Firefox<59.0
Ubuntu=14.04
Ubuntu=16.04
Ubuntu=17.10
Mozilla Firefox<59
59

Event History

Mar 13, 2018
CVE Published
12:00 AM
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:05 PM
Description
Sep 19, 2024
Data Sourced
via Ubuntu·10:41 PM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is CVE-2018-5128?

CVE-2018-5128 is a use-after-free vulnerability that can occur when manipulating elements, events, and selection ranges during editor operations.

2

Which software is affected by CVE-2018-5128?

Mozilla Firefox versions up to and excluding 59 are affected by CVE-2018-5128.

3

What is the severity of CVE-2018-5128?

CVE-2018-5128 has a severity rating of 9.8 (Critical).

4

How can I fix CVE-2018-5128?

To fix CVE-2018-5128, update Mozilla Firefox to version 59 or newer.

5

Where can I find more information about CVE-2018-5128?

For more information about CVE-2018-5128, you can visit the following references: [Mozilla Security Advisory](https://www.mozilla.org/en-US/security/advisories/mfsa2018-06/), [Bugzilla](https://bugzilla.mozilla.org/show_bug.cgi?id=1431336), [SecurityFocus](http://www.securityfocus.com/bid/103386).

Contact

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