RHSA-2025:4026: Important: thunderbird security update
First published: Mon Apr 21 2025(Updated: )
Important: thunderbird security update
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions | ||
| Red Hat Enterprise Linux for x86_64 - Extended Update Support | ||
| Red Hat Enterprise Linux for Power, little endian - Extended Update Support | ||
| Red Hat Enterprise Linux Server | ||
| Red Hat Enterprise Linux for ARM 64 | ||
| Red Hat Enterprise Linux Server for IBM z Systems | ||
| Red Hat Enterprise Linux for IBM z Systems | ||
| Red Hat Enterprise Linux for SAP Solutions | ||
| Red Hat Enterprise Linux for ARM64 EUS | ||
| redhat/thunderbird | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird-debuginfo | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird-debugsource | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird-debuginfo | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird-debugsource | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird-debuginfo | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird-debugsource | <128.9.0-2.el9_4 | 128.9.0-2.el9_4 |
| redhat/thunderbird | <128.9.0-2.el9_4.aa | 128.9.0-2.el9_4.aa |
| redhat/thunderbird-debuginfo | <128.9.0-2.el9_4.aa | 128.9.0-2.el9_4.aa |
| redhat/thunderbird-debugsource | <128.9.0-2.el9_4.aa | 128.9.0-2.el9_4.aa |
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Reference Links
- https://access.redhat.com/errata/RHSA-2025:4026 (Advisory)
- https://bugzilla.redhat.com/show_bug.cgi?id=2353497
- https://bugzilla.redhat.com/show_bug.cgi?id=2356556
- https://bugzilla.redhat.com/show_bug.cgi?id=2356562
- https://bugzilla.redhat.com/show_bug.cgi?id=2356563
- https://access.redhat.com/security/updates/classification/#important
Frequently Asked Questions
What is the severity of RHSA-2025:4026?
The severity of RHSA-2025:4026 is categorized as important.
What vulnerabilities are addressed in RHSA-2025:4026?
RHSA-2025:4026 addresses a use-after-free vulnerability triggered by XSLTProcessor (CVE-2025-3028) and URL bar spoofing via non-BMP Unicode characters.
How do I fix RHSA-2025:4026?
To fix RHSA-2025:4026, upgrade to the remedied version of Thunderbird, which is 128.9.0-2.el9_4.
Which products are affected by RHSA-2025:4026?
RHSA-2025:4026 affects several Red Hat Enterprise Linux versions, including for x86_64, Power LE, ARM 64, IBM z Systems, and their respective update support versions.
Is there a specific package I should update for RHSA-2025:4026?
You should update the Thunderbird package to version 128.9.0-2.el9_4 to mitigate the vulnerabilities addressed in RHSA-2025:4026.
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