Issued:: 2025-11-25
Updated:: 2025-11-25

RHSA-2025:22006 - 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 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 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: ethtool: check device is present when getting link settings (CVE-2024-46679)
kernel: ALSA: usb-audio: Validate UAC3 power domain descriptors, too (CVE-2025-38729)
kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)
kernel: NFS: Fix a race when updating an existing write (CVE-2025-39697)
kernel: ALSA: usb-audio: Validate UAC3 cluster segment descriptors (CVE-2025-39757)
kernel: x86/vmscape: Add conditional IBPB mitigation (CVE-2025-40300)
kernel: wifi: mac80211: check S1G action frame size (CVE-2023-53257)
kernel: mt76: mt7921: fix kernel panic by accessing unallocated eeprom.data (CVE-2023-53232)
kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp (CVE-2023-53297)
kernel: cifs: fix oops during encryption (CVE-2022-50341)
kernel: ip6mr: Fix skb_under_panic in ip6mr_cache_report() (CVE-2023-53365)
kernel: net: sched: sfb: fix null pointer access issue when sfb_init() fails (CVE-2022-50356)
kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags (CVE-2023-53354)
kernel: RDMA/mlx5: Fix mlx5_ib_get_hw_stats when used for device (CVE-2023-53393)
kernel: Bluetooth: L2CAP: Fix user-after-free (CVE-2022-50386)
kernel: ext4: fix undefined behavior in bit shift for ext4_check_flag_values (CVE-2022-50403)
kernel: NFSD: Protect against send buffer overflow in NFSv2 READ (CVE-2022-50410)
kernel: mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory (CVE-2025-39883)

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	8.6	x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension	8.6	x86_64
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions	8.6	ppc64le
Red Hat Enterprise Linux Server - TUS	8.6	x86_64
Red Hat Enterprise Linux Server - AUS	8.6	x86_64

Updated Packages

kernel-debuginfo-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-zfcpdump-core-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-zfcpdump-modules-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-tools-debuginfo-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-4.18.0-372.170.1.el8_6.aarch64.rpm
python3-perf-debuginfo-4.18.0-372.170.1.el8_6.ppc64le.rpm
python3-perf-debuginfo-4.18.0-372.170.1.el8_6.s390x.rpm
bpftool-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-debug-core-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-debuginfo-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-debuginfo-4.18.0-372.170.1.el8_6.x86_64.rpm
python3-perf-4.18.0-372.170.1.el8_6.x86_64.rpm
python3-perf-debuginfo-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-devel-4.18.0-372.170.1.el8_6.x86_64.rpm
bpftool-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-modules-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-modules-extra-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-headers-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-tools-libs-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-headers-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-debuginfo-common-x86_64-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-headers-4.18.0-372.170.1.el8_6.aarch64.rpm
perf-4.18.0-372.170.1.el8_6.x86_64.rpm
bpftool-debuginfo-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-core-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-modules-extra-4.18.0-372.170.1.el8_6.aarch64.rpm
bpftool-debuginfo-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-cross-headers-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-debuginfo-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-4.18.0-372.170.1.el8_6.src.rpm
kernel-debuginfo-common-aarch64-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-modules-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-cross-headers-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-debug-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-cross-headers-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-cross-headers-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-doc-4.18.0-372.170.1.el8_6.noarch.rpm
kernel-modules-extra-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-tools-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-debug-modules-4.18.0-372.170.1.el8_6.s390x.rpm
bpftool-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-core-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-modules-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-tools-libs-4.18.0-372.170.1.el8_6.x86_64.rpm
bpftool-debuginfo-4.18.0-372.170.1.el8_6.aarch64.rpm
perf-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-headers-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-core-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-core-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-devel-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-modules-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-modules-extra-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-372.170.1.el8_6.s390x.rpm
perf-4.18.0-372.170.1.el8_6.ppc64le.rpm
perf-debuginfo-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-core-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-devel-4.18.0-372.170.1.el8_6.s390x.rpm
perf-debuginfo-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-devel-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-zfcpdump-modules-extra-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-tools-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-modules-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debuginfo-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debuginfo-common-s390x-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-debug-4.18.0-372.170.1.el8_6.ppc64le.rpm
bpftool-debuginfo-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-devel-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-devel-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-tools-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-debug-core-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-debug-modules-extra-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-tools-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-tools-debuginfo-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-debuginfo-common-ppc64le-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debuginfo-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-debug-modules-extra-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-tools-libs-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-zfcpdump-4.18.0-372.170.1.el8_6.s390x.rpm
bpftool-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-core-4.18.0-372.170.1.el8_6.aarch64.rpm
perf-debuginfo-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-abi-stablelists-4.18.0-372.170.1.el8_6.noarch.rpm
kernel-modules-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-devel-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-372.170.1.el8_6.x86_64.rpm
perf-debuginfo-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-modules-4.18.0-372.170.1.el8_6.ppc64le.rpm
kernel-debug-4.18.0-372.170.1.el8_6.x86_64.rpm
kernel-debug-devel-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-zfcpdump-devel-4.18.0-372.170.1.el8_6.s390x.rpm
python3-perf-4.18.0-372.170.1.el8_6.aarch64.rpm
kernel-debug-modules-extra-4.18.0-372.170.1.el8_6.s390x.rpm
perf-4.18.0-372.170.1.el8_6.aarch64.rpm
python3-perf-4.18.0-372.170.1.el8_6.ppc64le.rpm
python3-perf-4.18.0-372.170.1.el8_6.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-372.170.1.el8_6.s390x.rpm
python3-perf-debuginfo-4.18.0-372.170.1.el8_6.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.