CVE-2018-5093: Buffer Overflow

Published Jan 23, 2018
·
Updated

A heap buffer overflow vulnerability may occur in WebAssembly during Memory/Table resizing, resulting in a potentially exploitable crash.

Affected Software

6 affected componentsFixes available
debian/firefox
131.0.2-2
Mozilla Firefox<=57.0.4
Ubuntu=14.04
Ubuntu=16.04
Ubuntu=17.10
Mozilla Firefox<58
58

Event History

Jan 23, 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 20, 2024
Data Sourced
via Ubuntu·12:44 AM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·12:44 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-5093?

CVE-2018-5093 is a heap buffer overflow vulnerability in WebAssembly during Memory/Table resizing in Firefox < 58.

2

How severe is CVE-2018-5093?

CVE-2018-5093 has a severity rating of 7 (high).

3

Which software is affected by CVE-2018-5093?

Firefox versions prior to 58 are affected by CVE-2018-5093.

4

How can I fix CVE-2018-5093?

To fix CVE-2018-5093, update your Firefox to version 58 or later.

5

Where can I find more information about CVE-2018-5093?

You can find more information about CVE-2018-5093 on the Mozilla Bugzilla, Mozilla Security Advisories, and SecurityFocus websites.

Contact

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