The AlmaLinux team has released several security updates, including important updates for Mozilla Thunderbird and the kernel on AlmaLinux 10, as well as an important update for FreeIPA on AlmaLinux 9. The kernel updates address multiple vulnerabilities, including those that could lead to privilege escalation or denial-of-service attacks. Additionally, a new security update for Mozilla Thunderbird has been released for both AlmaLinux 9 and 10, addressing memory safety bugs and other issues.

ALSA-2025:18320: thunderbird security update (Important)
ALSA-2025:18318: kernel security update (Moderate)
ALSA-2025:17084: ipa security update (Important)
ALSA-2025:18321: thunderbird security update (Important)
ALSA-2025:18281: kernel security update (Moderate)

ALSA-2025:18320: 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: 2025-10-22

Summary:

Mozilla Thunderbird is a standalone mail and newsgroup client.

Security Fix(es):

* thunderbird: firefox: Memory safety bugs (CVE-2025-11714)
* thunderbird: firefox: Out of bounds read/write in a privileged process triggered by WebGL textures (CVE-2025-11709)
* thunderbird: firefox: Cross-process information leaked due to malicious IPC messages (CVE-2025-11710)
* thunderbird: firefox: Use-after-free in MediaTrackGraphImpl::GetInstance() (CVE-2025-11708)
* thunderbird: firefox: An OBJECT tag type attribute overrode browser behavior on web resources without a content-type (CVE-2025-11712)
* thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144 (CVE-2025-11715)
* thunderbird: firefox: Some non-writable Object properties could be modified (CVE-2025-11711)

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-2025-18320.html

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Kind regards,
AlmaLinux Team

ALSA-2025:18318: 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: 2025-10-22

Summary:

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

Security Fix(es):

* kernel: KVM: x86/hyper-v: Skip non-canonical addresses during PV TLB flush (CVE-2025-38351)
* kernel: sunrpc: fix client side handling of tls alerts (CVE-2025-38571)
* kernel: eventpoll: Fix semi-unbounded recursion (CVE-2025-38614)
* kernel: ipv6: reject malicious packets in ipv6_gso_segment() (CVE-2025-38572)
* kernel: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817)
* kernel: scsi: lpfc: Fix buffer free/clear order in deferred receive path (CVE-2025-39841)

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-2025-18318.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-2025:17084: ipa 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: 2025-10-22

Summary:

AlmaLinux Identity Management (IdM) is a centralized authentication, identity management, and authorization solution for both traditional and cloud-based enterprise environments.

Security Fix(es):

* FreeIPA: idm: Privilege escalation from host to domain admin in FreeIPA (CVE-2025-7493)

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-2025-17084.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-2025:18321: 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: 2025-10-22

Summary:

Mozilla Thunderbird is a standalone mail and newsgroup client.

Security Fix(es):

* thunderbird: firefox: Memory safety bugs (CVE-2025-11714)
* thunderbird: firefox: Out of bounds read/write in a privileged process triggered by WebGL textures (CVE-2025-11709)
* thunderbird: firefox: Cross-process information leaked due to malicious IPC messages (CVE-2025-11710)
* thunderbird: firefox: Use-after-free in MediaTrackGraphImpl::GetInstance() (CVE-2025-11708)
* thunderbird: firefox: An OBJECT tag type attribute overrode browser behavior on web resources without a content-type (CVE-2025-11712)
* thunderbird: firefox: Memory safety bugs fixed in Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144 (CVE-2025-11715)
* thunderbird: firefox: Some non-writable Object properties could be modified (CVE-2025-11711)

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-2025-18321.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-2025:18281: kernel security update (Moderate)

Hi,

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

AlmaLinux: 9
Type: Security
Severity: Moderate
Release date: 2025-10-22

Summary:

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

Security Fix(es):

* kernel: nfsd: don't ignore the return code of svc_proc_register() (CVE-2025-22026)
* kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (CVE-2022-50087)
* kernel: sunrpc: fix client side handling of tls alerts (CVE-2025-38571)
* kernel: sunrpc: fix handling of server side tls alerts (CVE-2025-38566)
* kernel: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817)
* kernel: wifi: cfg80211: sme: cap SSID length in __cfg80211_connect_result() (CVE-2025-39849)
* kernel: scsi: lpfc: Fix buffer free/clear order in deferred receive path (CVE-2025-39841)

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-2025-18281.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