RHSA-2025:4499 — Security Advisory

An update for kpatch-patch-5_14_0-503_15_1 and kpatch-patch-5_14_0-503_26_1 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.

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-5.14.0-503.15.1.el9_5.

Security Fix(es):

• kernel: nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu() (CVE-2025-21927)

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.