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OpenAdvisories
High RHSA-2025:15224 4 CVEs

Red Hat Security Advisory: kernel-rt security update

Published Sep 4, 2025 · Updated Jul 30, 2026

Ecosystem: Red Hat

Fixed packages 32

ReleasePackageFixed in
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-debuginfo 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-devel 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-kvm 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules-extra 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debuginfo 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debuginfo-common-x86_64 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-devel 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-kvm 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules-extra 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-debuginfo 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-devel 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules-extra 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debuginfo 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debuginfo-common-x86_64 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-devel 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules-core 0:5.14.0-284.136.1.rt14.421.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules-extra 0:5.14.0-284.136.1.rt14.421.el9_2

Vulnerabilities 4

  • High 7.8
    CVE-2025-38085

    mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race

    In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race huge_pmd_unshare() drops a reference on a page table that may have previously been shared across processes, potentially turning it into a n…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-38250

    Bluetooth: hci_core: Fix use-after-free in vhci_flush()

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix use-after-free in vhci_flush() syzbot reported use-after-free in vhci_flush() without repro. [0] From the splat, a thread close()d a vhci file descriptor while its de…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-38464

    tipc: Fix use-after-free in tipc_conn_close().

    In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free in tipc_conn_close(). syzbot reported a null-ptr-deref in tipc_conn_close() during netns dismantle. [0] tipc_topsrv_stop() iterates tipc_net(net)->topsrv->conn_idr an…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-38159

    wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds

    In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds Set the size to 6 instead of 2, since 'para' array is passed to 'rtw_fw_bt_wifi_control(rtwdev, para[0], &para[1])', whi…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2375304
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2376064
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2378982
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2383509
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_15224.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-38085
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38085
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38085
  • article
    https://lore.kernel.org/linux-cve-announce/2025062836-CVE-2025-38085-8075@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38159
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38159
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38159
  • article
    https://lore.kernel.org/linux-cve-announce/2025070339-CVE-2025-38159-0c95@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38250
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38250
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38250
  • article
    https://lore.kernel.org/linux-cve-announce/2025070934-CVE-2025-38250-3145@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38464
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38464
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38464
  • article
    https://lore.kernel.org/linux-cve-announce/2025072508-CVE-2025-38464-44a1@gregkh/T