Red Hat alert RHSA-2025:1137-01 (firefox)

An update for firefox is now available for Red Hat Enterprise Linux 8.8
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of
Important. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

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

Security Fix(es):

* firefox: thunderbird: Memory safety bugs fixed in Firefox 135, Thunderbird
135, Firefox ESR 128.7, and Thunderbird 128.7 (CVE-2025-1017)

* firefox: thunderbird: Use-after-free in Custom Highlight (CVE-2025-1010)

* firefox: thunderbird: Memory safety bugs fixed in Firefox 135, Thunderbird
135, Firefox ESR 115.20, Firefox ESR 128.7, Thunderbird 115.20, and
Thunderbird 128.7 (CVE-2025-1016)

* firefox: thunderbird: Potential opening of private browsing tabs in normal
browsing windows (CVE-2025-1013)

* firefox: thunderbird: A bug in WebAssembly code generation could result in
a crash (CVE-2025-1011)

* firefox: thunderbird: Use-after-free in XSLT (CVE-2025-1009)

* firefox: thunderbird: Certificate length was not properly checked
(CVE-2025-1014)

* firefox: thunderbird: Use-after-free during concurrent delazification
(CVE-2025-1012)

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.

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Original: https://access.redhat.com/security/data/csaf/v2/advisories/2025/rhsa-2025_1137.json