RHSA-2026:1494HighCVSS 7.8

Red Hat Security Advisory: kernel security update

Published
January 28, 2026
Last Modified
August 13, 2026

🔗 CVE IDs covered (13)

CVE-2025-40277 →CVE-2022-49290 →CVE-2022-49581 →CVE-2022-49667 →CVE-2023-53539 →CVE-2025-38051 →CVE-2025-39971 →CVE-2025-40154 →CVE-2025-40258 →CVE-2023-53034 →CVE-2025-37789 →CVE-2025-37849 →CVE-2025-40248 →

📋 Description

CVE-2022-49290 — kernel: mac80211: fix potential double free on mesh join CVE-2022-49581 — kernel: Linux kernel: be2net buffer overflow in be_get_module_eeprom CVE-2022-49667 — kernel: net: bonding: fix use-after-free after 802.3ad slave unbind CVE-2023-53034 — kernel: Linux kernel: Information disclosure and denial of service in ntb_hw_switchtec module CVE-2023-53539 — kernel: RDMA/rxe: Fix incomplete state save in rxe_requester CVE-2025-37789 — kernel: Linux kernel (openvswitch): Denial of Service and limited data exposure via improper key length validation CVE-2025-37849 — kernel: KVM: arm64: Tear down vGIC on failed vCPU creation CVE-2025-38051 — kernel: smb: client: Fix use-after-free in cifs_fill_dirent CVE-2025-39971 — kernel: i40e: fix idx validation in config queues msg CVE-2025-40154 — kernel: ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping CVE-2025-40248 — kernel: Linux kernel: vsock vulnerability may lead to memory corruption CVE-2025-40258 — kernel: mptcp: fix race condition in mptcp_schedule_work() CVE-2025-40277 — kernel: drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE

🎯 Affected products136

  • Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.163.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.163.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.163.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.163.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.163.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.163.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.163.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.163.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.163.1.el9_0.src as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.163.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-abi-stablelists-0:5.14.0-70.163.1.el9_0.noarch as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.163.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.163.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.163.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.163.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.163.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.163.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.163.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.163.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-core-0:5.14.0-70.163.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-core-0:5.14.0-70.163.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • +106 more not shown

✅ Remediation

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. Workaround: To mitigate this issue, prevent module bonding from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically. Workaround: To mitigate this issue, prevent the rdma_rxe module from being loaded. See https://access.redhat.com/solutions/41278 for instructions on blacklisting kernel modules. Workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability. Workaround: To mitigate this issue, prevent module snd-soc-core from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically. Workaround: If enabled, you may disable MPTCP support. For more information please read https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/configuring_and_managing_networking/getting-started-with-multipath-tcp_configuring-and-managing-networking#preparing-rhel-to-enable-mptcp-support_getting-started-with-multipath-tcp Workaround: To mitigate this issue, prevent module vmwgfx from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.

🔗 References (16)