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.

What is the severity of CVE-2022-46879?

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

Which software is affected by CVE-2022-46879?

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

How can I fix CVE-2022-46879?

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

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).

Vulnerability/
CVE-2022-46879

high

8.8

CWE

787

13/12/2022

22/12/2022

3/8/2024

CVE-2022-46879

First published: Tue 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.

Credit: security@mozilla.org

Affected Software	Affected Version	How to fix
Mozilla Firefox	<108	108
	<108	108
Mozilla Firefox	<108.0

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

MFSA2022-51

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

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.
What is the severity of CVE-2022-46879?
The severity of CVE-2022-46879 is high, with a severity value of 8.8.
Which software is affected by CVE-2022-46879?
Mozilla Firefox versions up to and excluding 108.0 are affected by CVE-2022-46879.
How can I fix CVE-2022-46879?
To fix CVE-2022-46879, update your Mozilla Firefox browser to version 108.0 or higher.
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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