AlmaLinux 2476 Published by

AlmaLinux has released several security updates for its users, including Kernel, Firefox, and Thunderbird updates. The kernel update (ALSA-2025:15782) fixes seven vulnerabilities with a severity level of Moderate, while the Firefox/Thunderbird updates (ALSA-2025:16109, ALSA-2025:16157, ALSA-2025:16156, and ALSA-2025:16589) fix seven vulnerabilities each with a severity level of Important.

ALSA-2025:15782: kernel security update (Moderate)
ALSA-2025:16109: firefox security update (Important)
ALSA-2025:16157: thunderbird security update (Important)
ALSA-2025:16156: thunderbird security update (Important)
ALSA-2025:16589: thunderbird security update (Important)
ALSA-2025:16260: firefox security update (Important)




ALSA-2025:15782: kernel security update (Moderate)


Hi,

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

AlmaLinux: 10
Type: Security
Severity: Moderate
Release date: 2025-09-26

Summary:

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: ublk: make sure ubq->canceling is set when queue is frozen (CVE-2025-22068)
* kernel: scsi: lpfc: Use memcpy() for BIOS version (CVE-2025-38332)
* kernel: idpf: convert control queue mutex to a spinlock (CVE-2025-38392)
* kernel: tcp: Correct signedness in skb remaining space calculation (CVE-2025-38463)
* kernel: do_change_type(): refuse to operate on unmounted/not ours mounts (CVE-2025-38498)
* kernel: xfrm: interface: fix use-after-free after changing collect_md xfrm interface (CVE-2025-38500)
* kernel: ipv6: mcast: Delay put pmc->idev in mld_del_delrec() (CVE-2025-38550)

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-2025-15782.html

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
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Kind regards,
AlmaLinux Team



ALSA-2025:16109: firefox security update (Important)


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

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
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Kind regards,
AlmaLinux Team



ALSA-2025:16157: thunderbird security update (Important)


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: 2025-09-26

Summary:

Mozilla Thunderbird is a standalone mail and newsgroup client.

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-2025-16157.html

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org.

Kind regards,
AlmaLinux Team



ALSA-2025:16156: thunderbird security update (Important)


Hi,

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

AlmaLinux: 9
Type: Security
Severity: Important
Release date: 2025-09-26

Summary:

Mozilla Thunderbird is a standalone mail and newsgroup client.

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/9/ALSA-2025-16156.html

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org.

Kind regards,
AlmaLinux Team



ALSA-2025:16589: thunderbird security update (Important)


Hi,

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

AlmaLinux: 8
Type: Security
Severity: Important
Release date: 2025-09-25

Summary:

Mozilla Thunderbird is a standalone mail and newsgroup client.

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/8/ALSA-2025-16589.html

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org.

Kind regards,
AlmaLinux Team



ALSA-2025:16260: firefox security update (Important)


Hi,

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

AlmaLinux: 8
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/8/ALSA-2025-16260.html

This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/.
Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org.

Kind regards,
AlmaLinux Team