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OpenAdvisories
High RHSA-2025:13961 5 CVEs

Red Hat Security Advisory: kernel-rt security update

Published Aug 18, 2025 · Updated Jul 30, 2026

Ecosystem: Red Hat

Fixed packages 28

ReleasePackageFixed in
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-core 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-core 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-debuginfo 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-devel 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-kvm 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-modules 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debug-modules-extra 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debuginfo 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-debuginfo-common-x86_64 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-devel 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-kvm 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-modules 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::nfv kernel-rt-modules-extra 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-core 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-core 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-debuginfo 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-devel 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-modules 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debug-modules-extra 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debuginfo 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-debuginfo-common-x86_64 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-devel 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-modules 0:4.18.0-553.70.1.rt7.411.el8_10
Red Hat · RHEL 8 enterprise_linux:8::realtime kernel-rt-modules-extra 0:4.18.0-553.70.1.rt7.411.el8_10

Vulnerabilities 5

  • High 7.8
    CVE-2025-22097

    drm/vkms: Fix use after free and double free on init error

    In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix use after free and double free on init error If the driver initialization fails, the vkms_exit() function might access an uninitialized or freed default_config pointer and it mi…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-37914

    net_sched: ets: Fix double list add in class with netem as child qdisc

    In the Linux kernel, the following vulnerability has been resolved: net_sched: ets: Fix double list add in class with netem as child qdisc As described in Gerrard's report [1], there are use cases where a netem child qdisc will make the parent qdisc's enqueue…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • 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
  • Medium 5.5
    CVE-2022-50369

    drm/vkms: Fix null-ptr-deref in vkms_release()

    In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix null-ptr-deref in vkms_release() A null-ptr-deref is triggered when it tries to destroy the workqueue in vkms->output.composer_workq in vkms_release(). KASAN: null-ptr-deref in …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Unscored —
    CVE-2022-50269

    drm/vkms: Fix memory leak in vkms_init()

    In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix memory leak in vkms_init() A memory leak was reported after the vkms module install failed. unreferenced object 0xffff88810bc28520 (size 16): comm "modprobe", pid 9662, jiffies …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2360223
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2367500
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2378982
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_13961.json
  • report
    https://access.redhat.com/security/cve/CVE-2022-50269
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2395226
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2022-50269
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2022-50269
  • article
    https://lore.kernel.org/linux-cve-announce/2025091504-CVE-2022-50269-24d9@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2022-50369
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2396112
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2022-50369
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2022-50369
  • article
    https://lore.kernel.org/linux-cve-announce/2025091716-CVE-2022-50369-bc92@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-22097
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-22097
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-22097
  • article
    https://lore.kernel.org/linux-cve-announce/2025041619-CVE-2025-22097-d4f5@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-37914
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-37914
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-37914
  • article
    https://lore.kernel.org/linux-cve-announce/2025052000-CVE-2025-37914-1a4f@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