AlmaLinux alert ALSA-2025:16109 (firefox)

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[Announce]  [Security Advisory] ALSA-2025:16109: firefox security update (Important)
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Fri, 26 Sep 2025 12:03:19 +0000
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<0100019985e8045a-c8f7655f-b398-4b95-892a-ea976c100f4d-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 10
Type: Security
Severity: Important
Release date: 2025-09-25

Summary:

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

Security Fix(es):  

  * firefox: thunderbird: Sandbox escape due to use-after-free in the Graphics: Canvas2D component
(CVE-2025-10527)
  * firefox: thunderbird: Incorrect boundary conditions in the JavaScript: GC component
(CVE-2025-10532)
  * firefox: thunderbird: Sandbox escape due to undefined behavior, invalid pointer in the
Graphics: Canvas2D component (CVE-2025-10528)
  * firefox: thunderbird: Same-origin policy bypass in the Layout component (CVE-2025-10529)
  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.3, Thunderbird ESR 140.3,
Firefox 143 and Thunderbird 143 (CVE-2025-10537)
  * firefox: thunderbird: Information disclosure in the Networking: Cache component
(CVE-2025-10536)
  * firefox: thunderbird: Integer overflow in the SVG component (CVE-2025-10533)


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.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/10/ALSA-2025-16109.html

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Kind regards,
AlmaLinux Team
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