CVE-2022-45409: Use After Free

Published Nov 15, 2022
·
Updated

The garbage collector could have been aborted in several states and zones and <code>GCRuntime::finishCollection</code> may not have been called, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

Other sources

The garbage collector could have been aborted in several states and zones and GCRuntime::finishCollection may not have been called, leading to a use-after-free and potentially exploitable crash

Affected Software

6 affected componentsFixes available
Mozilla Thunderbird<102.5
102.5
Mozilla Firefox<107.0
Mozilla Firefox ESR<102.5
Mozilla Thunderbird<102.5
Mozilla Firefox<107
107
Mozilla Firefox ESR<102.5
102.5

Event History

Nov 15, 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 the vulnerability ID of this issue?

The vulnerability ID of this issue is CVE-2022-45409.

2

Which software versions are affected by this vulnerability?

This vulnerability affects Mozilla Thunderbird versions up to and excluding 102.5, Mozilla Firefox versions up to and excluding 107, and Mozilla Firefox ESR versions up to and excluding 102.5.

3

What is the severity rating of CVE-2022-45409?

CVE-2022-45409 has a severity rating of 8.8 (high).

4

What is the description of this vulnerability?

The garbage collector could have been aborted in several states and GCRuntime::finishCollection may not have been called, leading to a use-after-free and potentially exploitable crash.

5

How can I fix this vulnerability?

To fix this vulnerability, update Mozilla Thunderbird to version 102.5 or higher, update Mozilla Firefox to version 107 or higher, or update Mozilla Firefox ESR to version 102.5 or higher.

Contact

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CVE-2022-45409 - Use After Free - SecAlerts