Red Hat alert RHSA-2025:9493-01 (kernel-rt)

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0
Update Services for SAP Solutions.

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: tipc: fix use-after-free Read in tipc_named_reinit (CVE-2022-49696)

* kernel: mt76: fix use-after-free by removing a non-RCU wcid pointer
(CVE-2022-49328)

* kernel: ndisc: use RCU protection in ndisc_alloc_skb() (CVE-2025-21764)

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_9493.json