Red Hat alert RHSA-2025:16920-01 (kernel-rt)

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of
Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

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: nfsd: don't ignore the return code of svc_proc_register()
(CVE-2025-22026)

* kernel: net_sched: hfsc: Fix a UAF vulnerability in class handling
(CVE-2025-37797)

* kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe
fails (CVE-2022-50087)

* kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

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.

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Original: https://access.redhat.com/security/data/csaf/v2/advisories/2025/rhsa-2025_16920.json