AlmaLinux alert ALSA-2026:2378 (kernel-rt)

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[Announce]  [Security Advisory] ALSA-2026:2378: kernel-rt security update (Moderate)
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Tue, 10 Feb 2026 11:04:29 +0000
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<0100019c473965b2-625d1f77-fa26-4830-aef9-7fc4f904772f-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: 8
Type: Security
Severity: Moderate
Release date: 2026-02-10

Summary:

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems
with extremely high determinism requirements.  

Security Fix(es):  

  * kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it
(CVE-2025-38403)
  * kernel: net: use dst_dev_rcu() in sk_setup_caps() (CVE-2025-40170)
  * kernel: ipv6: use RCU in ip6_xmit() (CVE-2025-40135)
  * kernel: ipv6: use RCU in ip6_output() (CVE-2025-40158)
  * kernel: Linux kernel ALSA USB audio driver: Buffer overflow leading to information disclosure
and denial of service (CVE-2025-40269)
  * kernel: ext4: fix use-after-free in ext4_orphan_cleanup (CVE-2022-50673)
  * kernel: NFSv4/pNFS: Clear NFS_INO_LAYOUTCOMMIT in pnfs_mark_layout_stateid_invalid
(CVE-2025-68349)
  * kernel: nvme-tcp: fix NULL pointer dereferences in nvmet_tcp_build_pdu_iovec (CVE-2026-22998)


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-2026-2378.html

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AlmaLinux Team
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