Red Hat alert RHSA-2025:16540-01 (multiple packages)

An update for multiple packages is now available for Red Hat Enterprise Linux
9.4 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of
Important. 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.

This is a kernel live patch module which can be loaded by the kpatch command
line utility to modify the code of a running kernel.  This patch module is
targeted for kernel-5.14.0-427.44.1.el9_4.

Security Fix(es):

* kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as
child qdisc (CVE-2025-37890)

* kernel: net_sched: hfsc: Address reentrant enqueue adding class to eltree
twice (CVE-2025-38001)

* kernel: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue()
(CVE-2025-38000)

* kernel: net/sched: Always pass notifications when child class becomes empty
(CVE-2025-38350)

* kernel: i2c/designware: Fix an initialization issue (CVE-2025-38380)

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_16540.json