CVE-2022-34480: High severity firefox vulnerability

Published Jun 28, 2022
·
Updated

Within the <code>lginit()</code> function, if several allocations succeed but then one fails, an uninitialized pointer would have been freed despite never being allocated. This vulnerability affects Firefox < 102.

Other sources

Within the lginit() function, if several allocations succeed but then one fails, an uninitialized pointer would have been freed despite never being allocated.

Affected Software

2 affected componentsFixes available
Mozilla Firefox<102
102
Mozilla Firefox<102.0

Event History

Jun 28, 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.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2022-34480?

CVE-2022-34480 is classified as a moderate severity vulnerability affecting Firefox versions prior to 102.

2

How do I fix CVE-2022-34480?

To fix CVE-2022-34480, update Firefox to version 102 or later.

3

What type of vulnerability is CVE-2022-34480?

CVE-2022-34480 is a memory corruption vulnerability resulting from an uninitialized pointer being freed.

4

Which versions of Firefox are affected by CVE-2022-34480?

CVE-2022-34480 affects all versions of Firefox prior to 102.

5

Can CVE-2022-34480 lead to exploitation?

Yes, CVE-2022-34480 could potentially allow an attacker to execute arbitrary code.

Company

Resources

Contact

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CVE-2022-34480 - High severity firefox vulnerability - SecAlerts