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

RHSA-2025:22072 - 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 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 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: 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: ALSA: usb-audio: Validate UAC3 cluster segment descriptors (CVE-2025-39757)

  • kernel: x86/vmscape: Add conditional IBPB mitigation (CVE-2025-40300)

  • kernel: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp (CVE-2023-53297)

  • kernel: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817)

  • kernel: cifs: fix oops during encryption (CVE-2022-50341)

  • kernel: scsi: qla2xxx: Wait for io return on terminate rport (CVE-2023-53322)

  • kernel: ip6mr: Fix skb_under_panic in ip6mr_cache_report() (CVE-2023-53365)

  • kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags (CVE-2023-53354)

  • kernel: Bluetooth: Fix potential use-after-free when clear keys (CVE-2023-53386)

  • kernel: ext4: fix undefined behavior in bit shift for ext4_check_flag_values (CVE-2022-50403)

  • 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

ProductVersionArch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions8.8x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension8.8x86_64
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions8.8ppc64le
Red Hat Enterprise Linux Server - TUS8.8x86_64

Updated Packages

  • kernel-cross-headers-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debug-modules-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debuginfo-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debug-modules-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-tools-debuginfo-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debug-devel-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-tools-4.18.0-477.120.1.el8_8.x86_64.rpm
  • perf-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • perf-debuginfo-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • python3-perf-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • python3-perf-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-debug-debuginfo-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-doc-4.18.0-477.120.1.el8_8.noarch.rpm
  • kernel-headers-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • bpftool-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-headers-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-debug-modules-extra-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-devel-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-devel-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-modules-extra-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-tools-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • perf-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-4.18.0-477.120.1.el8_8.src.rpm
  • kernel-core-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • bpftool-4.18.0-477.120.1.el8_8.x86_64.rpm
  • bpftool-debuginfo-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • bpftool-debuginfo-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-tools-debuginfo-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-tools-libs-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-debuginfo-common-x86_64-4.18.0-477.120.1.el8_8.x86_64.rpm
  • perf-debuginfo-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-debuginfo-common-ppc64le-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • python3-perf-debuginfo-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-modules-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-tools-libs-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • python3-perf-debuginfo-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debug-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-core-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-abi-stablelists-4.18.0-477.120.1.el8_8.noarch.rpm
  • kernel-modules-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-modules-extra-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debug-devel-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-debug-core-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debuginfo-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-cross-headers-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-debug-debuginfo-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debug-4.18.0-477.120.1.el8_8.ppc64le.rpm
  • kernel-debug-core-4.18.0-477.120.1.el8_8.x86_64.rpm
  • kernel-debug-modules-extra-4.18.0-477.120.1.el8_8.x86_64.rpm

Fixes

CVEs

References

Additional information