RLSA-2025:7428

Synopsis

Important: firefox security update

Description

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

Security Fix(es):

* firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)

* firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)

* firefox: thunderbird: Process isolation bypass using "javascript:" URI links in cross-origin frames (CVE-2025-4083)

* firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10 (CVE-2025-4091)

* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10 (CVE-2025-4093)

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.

Affected products

Rocky Linux 9 aarch64 Rocky Linux 9 ppc64le Rocky Linux 9 s390x Rocky Linux 9 x86_64

Fixes

2362902 2362904 2362907 2362912 2362915

CVEs

CVE-2025-2817 CVE-2025-4083 CVE-2025-4087 CVE-2025-4091 CVE-2025-4093

Affected packages

Rocky Linux 9 aarch64 - AppStream

firefox-0:128.10.0-1.el9_5.aarch64.rpm firefox-0:128.10.0-1.el9_5.src.rpm firefox-debuginfo-0:128.10.0-1.el9_5.aarch64.rpm firefox-debugsource-0:128.10.0-1.el9_5.aarch64.rpm firefox-x11-0:128.10.0-1.el9_5.aarch64.rpm

Rocky Linux 9 ppc64le - AppStream

firefox-0:128.10.0-1.el9_5.ppc64le.rpm firefox-0:128.10.0-1.el9_5.src.rpm firefox-debuginfo-0:128.10.0-1.el9_5.ppc64le.rpm firefox-debugsource-0:128.10.0-1.el9_5.ppc64le.rpm firefox-x11-0:128.10.0-1.el9_5.ppc64le.rpm

Rocky Linux 9 s390x - AppStream

firefox-0:128.10.0-1.el9_5.s390x.rpm firefox-0:128.10.0-1.el9_5.src.rpm firefox-debuginfo-0:128.10.0-1.el9_5.s390x.rpm firefox-debugsource-0:128.10.0-1.el9_5.s390x.rpm firefox-x11-0:128.10.0-1.el9_5.s390x.rpm

Rocky Linux 9 x86_64 - AppStream

firefox-0:128.10.0-1.el9_5.src.rpm firefox-0:128.10.0-1.el9_5.x86_64.rpm firefox-debuginfo-0:128.10.0-1.el9_5.x86_64.rpm firefox-debugsource-0:128.10.0-1.el9_5.x86_64.rpm firefox-x11-0:128.10.0-1.el9_5.x86_64.rpm