Red Hat alert RHSA-2025:15647-01 (kernel)

An update for kernel is now available for Red Hat Enterprise Linux 8.6
Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update
Services for SAP Solutions, and Red Hat Enterprise Linux 8.6
Telecommunications Update Service.

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: mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race
(CVE-2025-38085)

* kernel: wifi: rtw88: fix the 'para' buffer size to avoid reading out of
bounds (CVE-2025-38159)

* kernel: scsi: lpfc: Use memcpy() for BIOS version (CVE-2025-38332)

* kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and
posix_cpu_timer_del() (CVE-2025-38352)

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

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_15647.json