AlmaLinux alert ALSA-2026:36049 (kernel-rt)

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[Announce] [Security Advisory] ALSA-2026:36049: kernel-rt security, bug fix, and enhancement update (Important)
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Tue, 07 Jul 2026 14:01:49 +0000
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<0100019f3ce291be-9ed66fbf-f486-425a-8564-4e93d1d692f3-000000@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: Important
Release date: 2026-07-07

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: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()
(CVE-2026-23216)
  * kernel: gfs2: Fix use-after-free in iomap inline data write path (CVE-2026-45984)
  * kernel: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
(CVE-2026-46189)


Bug Fix(es) and Enhancement(s):  

  * [AlmaLinux 8.10.z] Add an .sbat section to the x86 kernel (JIRA:AlmaLinux-182788)
  * Incorrect message "NFS: Server wrote zero bytes" is shown in the logs (JIRA:AlmaLinux-147665)


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-2026-36049.html

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AlmaLinux Team
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