Issued:: 2026-01-28
Updated:: 2026-01-28

RHSA-2026:1441 - Moderate: kernel security update

Synopsis

Moderate: kernel security update

Type/Severity

Security Advisory Moderate

Topic

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions.

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

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

Security Fix(es):

kernel: Linux kernel: iommufd/iova_bitmap shift-out-of-bounds vulnerability (CVE-2025-21724)
kernel: ntb_hw_switchtec: Fix shift-out-of-bounds in switchtec_ntb_mw_set_trans (CVE-2023-53034)
kernel: Linux kernel: SCTP use-after-free due to race condition in sendmsg (CVE-2025-23142)
kernel: net: openvswitch: fix nested key length validation in the set() action (CVE-2025-37789)
kernel: KVM: arm64: Tear down vGIC on failed vCPU creation (CVE-2025-37849)
kernel: xsk: check IFF_UP earlier in Tx path (CVE-2023-53240)
kernel: e1000e: fix heap overflow in e1000_set_eeprom (CVE-2025-39898)
kernel: drm/i915: mark requests for GuC virtual engines to avoid use-after-free (CVE-2023-53552)
kernel: net/mlx5e: Check for NOT_READY flag state after locking (CVE-2023-53581)
kernel: i40e: fix idx validation in config queues msg (CVE-2025-39971)
kernel: ipv6: Fix out-of-bounds access in ipv6_find_tlv() (CVE-2023-53705)
kernel: ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping (CVE-2025-40154)
kernel: Bluetooth: ISO: Fix possible UAF on iso_conn_free (CVE-2025-40141)
kernel: drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE (CVE-2025-40277)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

Product	Version	Arch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions	9.2	x86_64
Red Hat Enterprise Linux for IBM z Systems - 4 years of updates	9.2	s390x
Red Hat Enterprise Linux for ARM 64 - 4 years of updates	9.2	aarch64
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions	9.2	ppc64le
Red Hat Enterprise Linux Server - AUS	9.2	x86_64

Updated Packages

kernel-debug-uki-virt-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debug-modules-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-uki-virt-5.14.0-284.154.1.el9_2.x86_64.rpm
perf-debuginfo-5.14.0-284.154.1.el9_2.x86_64.rpm
python3-perf-debuginfo-5.14.0-284.154.1.el9_2.s390x.rpm
python3-perf-debuginfo-5.14.0-284.154.1.el9_2.aarch64.rpm
rtla-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debug-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-tools-debuginfo-5.14.0-284.154.1.el9_2.x86_64.rpm
python3-perf-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-devel-matched-5.14.0-284.154.1.el9_2.s390x.rpm
perf-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-modules-core-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-debug-modules-extra-5.14.0-284.154.1.el9_2.aarch64.rpm
bpftool-7.0.0-284.154.1.el9_2.s390x.rpm
kernel-modules-extra-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-64k-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-zfcpdump-debuginfo-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-64k-debug-modules-core-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-tools-debuginfo-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debug-debuginfo-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-devel-matched-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-zfcpdump-devel-5.14.0-284.154.1.el9_2.s390x.rpm
perf-debuginfo-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-headers-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-debuginfo-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-modules-core-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-debuginfo-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debug-devel-matched-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-modules-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-tools-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-modules-extra-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-modules-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-zfcpdump-devel-matched-5.14.0-284.154.1.el9_2.s390x.rpm
rtla-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-tools-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-modules-core-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-tools-libs-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-64k-core-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-headers-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-tools-debuginfo-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-5.14.0-284.154.1.el9_2.x86_64.rpm
bpftool-7.0.0-284.154.1.el9_2.x86_64.rpm
kernel-64k-debug-devel-matched-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-abi-stablelists-5.14.0-284.154.1.el9_2.noarch.rpm
kernel-debug-devel-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-modules-core-5.14.0-284.154.1.el9_2.s390x.rpm
rtla-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-debuginfo-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-devel-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-modules-extra-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-debug-core-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-devel-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-64k-debug-modules-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-modules-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debug-modules-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debug-devel-matched-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-64k-devel-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-modules-core-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-64k-debug-core-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-zfcpdump-modules-extra-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-devel-matched-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debug-modules-extra-5.14.0-284.154.1.el9_2.s390x.rpm
python3-perf-5.14.0-284.154.1.el9_2.ppc64le.rpm
perf-debuginfo-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-debug-debuginfo-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-debug-modules-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debug-modules-extra-5.14.0-284.154.1.el9_2.x86_64.rpm
perf-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-tools-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-core-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-64k-devel-matched-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debuginfo-5.14.0-284.154.1.el9_2.x86_64.rpm
bpftool-7.0.0-284.154.1.el9_2.aarch64.rpm
perf-5.14.0-284.154.1.el9_2.x86_64.rpm
bpftool-debuginfo-7.0.0-284.154.1.el9_2.x86_64.rpm
perf-debuginfo-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debuginfo-common-s390x-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-64k-debuginfo-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debuginfo-common-x86_64-5.14.0-284.154.1.el9_2.x86_64.rpm
bpftool-debuginfo-7.0.0-284.154.1.el9_2.s390x.rpm
python3-perf-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debuginfo-common-ppc64le-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-headers-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-64k-modules-extra-5.14.0-284.154.1.el9_2.aarch64.rpm
rtla-5.14.0-284.154.1.el9_2.aarch64.rpm
bpftool-debuginfo-7.0.0-284.154.1.el9_2.ppc64le.rpm
kernel-modules-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-debuginfo-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-64k-debug-modules-extra-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-64k-debug-debuginfo-5.14.0-284.154.1.el9_2.aarch64.rpm
perf-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-modules-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-devel-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-core-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-modules-core-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-64k-modules-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-64k-modules-core-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-devel-matched-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debuginfo-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-zfcpdump-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-devel-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-5.14.0-284.154.1.el9_2.src.rpm
kernel-debug-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-debug-core-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-devel-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-headers-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-core-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debug-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-tools-libs-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-debug-core-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-tools-debuginfo-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-64k-debug-devel-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-devel-matched-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-tools-libs-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debug-devel-5.14.0-284.154.1.el9_2.ppc64le.rpm
kernel-core-5.14.0-284.154.1.el9_2.ppc64le.rpm
bpftool-debuginfo-7.0.0-284.154.1.el9_2.aarch64.rpm
kernel-debug-core-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-zfcpdump-modules-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-64k-debug-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debuginfo-common-aarch64-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-modules-extra-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-debug-devel-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-modules-core-5.14.0-284.154.1.el9_2.aarch64.rpm
python3-perf-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-zfcpdump-core-5.14.0-284.154.1.el9_2.s390x.rpm
kernel-debug-modules-core-5.14.0-284.154.1.el9_2.x86_64.rpm
kernel-tools-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-modules-extra-5.14.0-284.154.1.el9_2.x86_64.rpm
bpftool-7.0.0-284.154.1.el9_2.ppc64le.rpm
kernel-debug-devel-matched-5.14.0-284.154.1.el9_2.aarch64.rpm
kernel-doc-5.14.0-284.154.1.el9_2.noarch.rpm
kernel-zfcpdump-modules-core-5.14.0-284.154.1.el9_2.s390x.rpm
python3-perf-debuginfo-5.14.0-284.154.1.el9_2.ppc64le.rpm
python3-perf-debuginfo-5.14.0-284.154.1.el9_2.x86_64.rpm

Fixes

CVEs

References

https://access.redhat.com/security/updates/classification/#moderate

Additional information

The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.