RHSA-2025:8125: Important: firefox security update

Published May 26, 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: Out-of-bounds access when resolving Promise objects (CVE-2025-4918) firefox: Out-of-bounds access when optimizing linear sums (CVE-2025-4919) 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

24 affected componentsFixes available
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian
redhat/firefox<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox-debuginfo<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox-debugsource<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox-debuginfo<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox-debugsource<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox-debuginfo<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox-debugsource<128.10.1-1.el10_0
128.10.1-1.el10_0
redhat/firefox<128.10.1-1.el10_0.aa
128.10.1-1.el10_0.aa
redhat/firefox-debuginfo<128.10.1-1.el10_0.aa
128.10.1-1.el10_0.aa
redhat/firefox-debugsource<128.10.1-1.el10_0.aa
128.10.1-1.el10_0.aa

Remediation

Event History

May 26, 2025
Advisory Published
via Red Hat·12:00 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2025:8125?

The severity of RHSA-2025:8125 is classified as important.

2

How do I fix RHSA-2025:8125?

To fix RHSA-2025:8125, update your Firefox package to version 128.10.1-1.el10_0 or later.

3

What vulnerabilities are addressed in RHSA-2025:8125?

RHSA-2025:8125 addresses an out-of-bounds access issue when resolving Promise objects (CVE-2025-4918).

4

Which systems are affected by RHSA-2025:8125?

RHSA-2025:8125 affects multiple Red Hat Enterprise Linux products, including IBM z Systems and ARM architectures.

5

Is there a workaround for RHSA-2025:8125?

There is no specific workaround for RHSA-2025:8125; the recommended action is to apply the update.

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