CVE-2022-46879: High severity firefox vulnerability

Published Dec 13, 2022
·
Updated

Mozilla developers and community members Lukas Bernhard, Gabriele Svelto, Randell Jesup, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 107. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.

Affected Software

2 affected componentsFixes available
Mozilla Firefox<108
108
Mozilla Firefox<108.0

Event History

Dec 13, 2022
CVE Published
12:00 AM
Dec 22, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2022-46879?

CVE-2022-46879 is a memory safety bug present in Firefox 107, which can lead to memory corruption and potential exploitation.

2

What is the severity of CVE-2022-46879?

The severity of CVE-2022-46879 is high, with a severity value of 8.8.

3

Which software is affected by CVE-2022-46879?

Mozilla Firefox versions up to and excluding 108.0 are affected by CVE-2022-46879.

4

How can I fix CVE-2022-46879?

To fix CVE-2022-46879, update your Mozilla Firefox browser to version 108.0 or higher.

5

Where can I find more information about CVE-2022-46879?

You can find more information about CVE-2022-46879 at the following references: [Bugzilla](https://bugzilla.mozilla.org/buglist.cgi?bug_id=1736224%2C1793407%2C1794249%2C1795845%2C1797682%2C1797720%2C1798494%2C1799479), [Mozilla Security Advisories](https://www.mozilla.org/en-US/security/advisories/mfsa2022-51/), and [Gentoo Security Advisory](https://security.gentoo.org/glsa/202305-06).

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