RHSA-2025:3628: Important: firefox security update

Published Apr 7, 2025
·
Updated

Important: firefox security update

Other sources

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.Security Fix(es): firefox: thunderbird: URL Bar Spoofing via non-BMP Unicode characters (CVE-2025-3029) firefox: thunderbird: Use-after-free triggered by XSLTProcessor (CVE-2025-3028) firefox: thunderbird: Memory safety bugs fixed in Firefox 137, Thunderbird 137, Firefox ESR 128.9, and Thunderbird 128.9 (CVE-2025-3030) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat

Affected Software

8 affected componentsFixes available
redhat/firefox<128.9.0-2.el7_9
128.9.0-2.el7_9
redhat/firefox<128.9.0-2.el7_9
128.9.0-2.el7_9
redhat/firefox-debuginfo<128.9.0-2.el7_9
128.9.0-2.el7_9
redhat/firefox-debuginfo<128.9.0-2.el7_9
128.9.0-2.el7_9
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems)
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support

Remediation

Event History

Apr 7, 2025
Advisory Published
via Red Hat·12:00 AM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of RHSA-2025:3628?

RHSA-2025:3628 is classified as an important security update.

2

What vulnerabilities are addressed in RHSA-2025:3628?

RHSA-2025:3628 addresses URL Bar Spoofing via non-BMP Unicode characters identified as CVE-2025-3029.

3

How do I fix the vulnerability identified in RHSA-2025:3628?

To fix the vulnerability in RHSA-2025:3628, update Firefox to version 128.9.0-2.el7_9.

4

Which software is affected by RHSA-2025:3628?

RHSA-2025:3628 affects the Firefox and Firefox-debuginfo packages on Red Hat systems.

5

Is there a workaround for the issues in RHSA-2025:3628?

There are no suggested workarounds for the vulnerabilities addressed in RHSA-2025:3628; updating is recommended.

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