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OpenAdvisories
Critical RHSA-2025:8056 3 CVEs

Red Hat Security Advisory: kernel security update

Published May 21, 2025 · Updated Aug 5, 2026

Ecosystem: Red Hat

Fixed packages 43

ReleasePackageFixed in
Red Hat · RHEL 8 enterprise_linux:8::baseos bpftool 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos bpftool-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-abi-stablelists 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-core 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debug 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debug-core 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debug-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debug-devel 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debug-modules 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debug-modules-extra 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debuginfo-common-aarch64 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debuginfo-common-ppc64le 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debuginfo-common-s390x 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-debuginfo-common-x86_64 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-devel 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-doc 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-modules 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-modules-extra 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-tools 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-tools-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-tools-libs 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-zfcpdump 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-zfcpdump-core 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-zfcpdump-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-zfcpdump-devel 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-zfcpdump-modules 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos kernel-zfcpdump-modules-extra 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos perf 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos perf-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos python3-perf 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::baseos python3-perf-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb bpftool-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb kernel-debug-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb kernel-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb kernel-debuginfo-common-aarch64 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb kernel-debuginfo-common-ppc64le 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb kernel-debuginfo-common-x86_64 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb kernel-tools-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb kernel-tools-libs-devel 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb perf-debuginfo 0:4.18.0-553.53.1.el8_10
Red Hat · RHEL 8 enterprise_linux:8::crb python3-perf-debuginfo 0:4.18.0-553.53.1.el8_10

Vulnerabilities 3

  • Critical 9.8
    CVE-2024-44970

    net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink

    In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink When all the strides in a WQE have been consumed, the WQE is unlinked from the WQ linked list (mlx5_wq_ll_pop()). For SHAMPO, it is possib…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-21756 Public exploit

    vsock: Keep the binding until socket destruction

    In the Linux kernel, the following vulnerability has been resolved: vsock: Keep the binding until socket destruction Preserve sockets bindings; this includes both resulting from an explicit bind() and those implicitly bound through autobind during connect(). …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2024-40906

    net/mlx5: Always stop health timer during driver removal

    In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Always stop health timer during driver removal Currently, if teardown_hca fails to execute during driver removal, mlx5 does not stop the health timer. Afterwards, mlx5 continue with…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2297490
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2309801
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2348609
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_8056.json
  • report
    https://access.redhat.com/security/cve/CVE-2024-40906
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2024-40906
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2024-40906
  • article
    https://lore.kernel.org/linux-cve-announce/2024071209-CVE-2024-40906-b9e3@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2024-44970
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2024-44970
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2024-44970
  • article
    https://lore.kernel.org/linux-cve-announce/2024090456-CVE-2024-44970-f687@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-21756
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-21756
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-21756
  • article
    https://lore.kernel.org/linux-cve-announce/2025022603-CVE-2025-21756-5e09@gregkh/T