CVE-2017-5416: Null Pointer Dereference

Published Mar 7, 2017
·
Updated

In certain circumstances a networking event listener can be prematurely released. This appears to result in a null dereference in practice.

Affected Software

4 affected componentsFixes available
Mozilla Firefox<52
52
Mozilla Thunderbird<52
52
Mozilla Firefox<52.0
Mozilla Thunderbird<52.0

Event History

Mar 7, 2017
CVE Published
12:00 AM
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2017-5416?

CVE-2017-5416 has a severity rating classified as low due to its potential for causing a null dereference.

2

How do I fix CVE-2017-5416?

To fix CVE-2017-5416, updating Mozilla Firefox or Thunderbird to a version beyond 52 is recommended.

3

What software is affected by CVE-2017-5416?

CVE-2017-5416 affects Mozilla Firefox and Thunderbird versions up to and including 52.

4

What type of vulnerability is CVE-2017-5416?

CVE-2017-5416 is categorized as a null dereference vulnerability that arises due to premature release of a networking event listener.

5

Is there a workaround for CVE-2017-5416?

There are no known workarounds for CVE-2017-5416 other than upgrading to a later version of the affected software.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203