Red Hat alert RHSA-2025:15011-01 (kernel)

An update for kernel is now available for Red Hat Enterprise Linux 9.

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.

The kernel packages contain the Linux kernel, the core of any Linux operating
system.

Security Fix(es):

* kernel: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too
(CVE-2025-37823)

* kernel: i40e: fix MMIO write access to an invalid page in i40e_clear_hw
(CVE-2025-38200)

* kernel: RDMA/iwcm: Fix use-after-free of work objects after cm_id
destruction (CVE-2025-38211)

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

* kernel: tipc: Fix use-after-free in tipc_conn_close() (CVE-2025-38464)

* kernel: vsock: Fix transport_* TOCTOU (CVE-2025-38461)

* kernel: xfrm: interface: fix use-after-free after changing collect_md xfrm
interface (CVE-2025-38500)

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.

This content is licensed under the Creative Commons Attribution 4.0
International License (https://creativecommons.org/licenses/by/4.0/). If you
distribute this content, or a modified version of it, you must provide
attribution to Red Hat Inc. and provide a link to the original.

Original: https://access.redhat.com/security/data/csaf/v2/advisories/2025/rhsa-2025_15011.json