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OpenAdvisories
Critical RHSA-2025:17123 6 CVEs

Red Hat Security Advisory: kernel-rt security update

Published Oct 1, 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 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-debuginfo 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-devel 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-kvm 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules-extra 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debuginfo 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debuginfo-common-x86_64 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-devel 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-kvm 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules-extra 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-debuginfo 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-devel 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules-extra 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debuginfo 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debuginfo-common-x86_64 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-devel 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules-core 0:5.14.0-284.140.1.rt14.425.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules-extra 0:5.14.0-284.140.1.rt14.425.el9_2

Vulnerabilities 6

  • Critical 9.8
    CVE-2025-38472

    netfilter: nf_conntrack: fix crash due to removal of uninitialised entry

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack: fix crash due to removal of uninitialised entry A crash in conntrack was reported while trying to unlink the conntrack entry from the hash bucket list: [exception RIP…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Critical 9.8
    CVE-2025-38527

    smb: client: fix use-after-free in cifs_oplock_break

    In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cifs_oplock_break A race condition can occur in cifs_oplock_break() leading to a use-after-free of the cinode structure when unmounting: cifs_oplock_break()…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-38449

    drm/gem: Acquire references on GEM handles for framebuffers

    In the Linux kernel, the following vulnerability has been resolved: drm/gem: Acquire references on GEM handles for framebuffers A GEM handle can be released while the GEM buffer object is attached to a DRM framebuffer. This leads to the release of the dma-buf…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.0
    CVE-2025-38461

    vsock: Fix transport_* TOCTOU

    In the Linux kernel, the following vulnerability has been resolved: vsock: Fix transport_* TOCTOU Transport assignment may race with module unload. Protect new_transport from becoming a stale pointer. This also takes care of an insecure call in vsock_use_loca…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-37810

    usb: dwc3: gadget: check that event count does not exceed event buffer length

    In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: check that event count does not exceed event buffer length The event count is read from register DWC3_GEVNTCOUNT. There is a check for the count being zero, but not for exc…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Unscored —
    CVE-2025-38200

    i40e: fix MMIO write access to an invalid page in i40e_clear_hw

    In the Linux kernel, the following vulnerability has been resolved: i40e: fix MMIO write access to an invalid page in i40e_clear_hw When the device sends a specific input, an integer underflow can occur, leading to MMIO write access to an invalid page. Preven…

    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=2365028
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2376392
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2383513
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2383519
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2383916
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2388928
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_17123.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-37810
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-37810
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-37810
  • article
    https://lore.kernel.org/linux-cve-announce/2025050816-CVE-2025-37810-57c4@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38200
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38200
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38200
  • article
    https://lore.kernel.org/linux-cve-announce/2025070418-CVE-2025-38200-47d9@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38449
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38449
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38449
  • article
    https://lore.kernel.org/linux-cve-announce/2025072504-CVE-2025-38449-cbf0@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38461
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38461
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38461
  • article
    https://lore.kernel.org/linux-cve-announce/2025072507-CVE-2025-38461-33b1@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38472
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38472
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38472
  • article
    https://lore.kernel.org/linux-cve-announce/2025072812-CVE-2025-38472-fa6d@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38527
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38527
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38527
  • article
    https://lore.kernel.org/linux-cve-announce/2025081654-CVE-2025-38527-c389@gregkh/T