RHSA-2025:16008 — Security Advisory
Red Hat Security Advisory: kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_67_1, kpatch-patch-4_18_0-477_81_1, kpatch-patch-4_18_0-477_89_1, and kpatch-patch-4_18_0-477_97_1 security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · September 17, 2025
Updated · October 24, 2026
Topic
An update for multiple packages is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions.
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.
Description
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-4.18.0-477.67.1.el8_8.
Security Fix(es):
-
kernel: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done (CVE-2025-38052)
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kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() (CVE-2025-38352)
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.