CVE-2021-30623: Use After Free

Published Sep 3, 2021
·
Updated

Chromium: CVE-2021-30623 Use after free in Bookmarks

Affected Software

3 affected components
fedoraproject fedora=35
Microsoft Edge<=93.0.961.38
Microsoft Edge Chromium<=93.0.4577.63

Event History

Sep 3, 2021
CVE Published
via MITRE·07:26 PM
Data Sourced
via MITRE·07:26 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2021-30623?

CVE-2021-30623 has been assigned a high severity rating due to the use after free vulnerability in Chromium's bookmarks.

2

How do I fix CVE-2021-30623?

To fix CVE-2021-30623, update Microsoft Edge to version 93.0.961.39 or later, or upgrade Chromium-based browsers to the latest stable version.

3

Which versions of software are affected by CVE-2021-30623?

CVE-2021-30623 affects Fedora 35, Microsoft Edge up to version 93.0.961.38, and Microsoft Edge Chromium up to version 93.0.4577.63.

4

Is CVE-2021-30623 exploitable remotely?

Yes, CVE-2021-30623 can potentially be exploited remotely via malicious web content.

5

What types of systems are at risk from CVE-2021-30623?

Systems running affected versions of Microsoft Edge, Edge Chromium, and Fedora 35 are at risk from CVE-2021-30623.

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