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OpenAdvisories
High RHSA-2025:12311 7 CVEs

Red Hat Security Advisory: kernel-rt security update

Published Jul 31, 2025 · Updated Nov 13, 2026

Ecosystem: Red Hat

Fixed packages 32

ReleasePackageFixed in
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-debuginfo 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-devel 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-kvm 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debug-modules-extra 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debuginfo 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-debuginfo-common-x86_64 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-devel 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-kvm 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::nfv kernel-rt-modules-extra 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-debuginfo 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-devel 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debug-modules-extra 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debuginfo 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-debuginfo-common-x86_64 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-devel 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules-core 0:5.14.0-284.128.1.rt14.413.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::realtime kernel-rt-modules-extra 0:5.14.0-284.128.1.rt14.413.el9_2

Vulnerabilities 7

  • High 8.8
    CVE-2025-38052

    net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done

    In the Linux kernel, the following vulnerability has been resolved: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done Syzbot reported a slab-use-after-free with the following call trace: =========================================================…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-21759

    ipv6: mcast: extend RCU protection in igmp6_send()

    In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6_send() igmp6_send() can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a pot…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-38001 Public exploit

    net_sched: hfsc: Address reentrant enqueue adding class to eltree twice

    In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice Savino says: "We are writing to report that this recent patch (141d34391abbb315d68556b7c67ad97885407547) [1] can be byp…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.1
    CVE-2025-21905

    wifi: iwlwifi: limit printed string from FW file

    In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: limit printed string from FW file There's no guarantee here that the file is always with a NUL-termination, so reading the string may read beyond the end of the TLV. If that's …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2024-57980

    media: uvcvideo: Fix double free in error path

    In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Fix double free in error path If the uvc_status_init() function fails to allocate the int_urb, it will free the dev->status pointer but doesn't reset the pointer to NULL. Thi…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-22113

    ext4: avoid journaling sb update on error if journal is destroying

    In the Linux kernel, the following vulnerability has been resolved: ext4: avoid journaling sb update on error if journal is destroying Presently we always BUG_ON if trying to start a transaction on a journal marked with JBD2_UNMOUNT, since this should never h…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-37958

    mm/huge_memory: fix dereferencing invalid pmd migration entry

    In the Linux kernel, the following vulnerability has been resolved: mm/huge_memory: fix dereferencing invalid pmd migration entry When migrating a THP, concurrent access to the PMD migration entry during a deferred split scan can lead to an invalid address ac…

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

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2348596
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2348599
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2356613
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2360212
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2367572
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2370776
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2373380
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_12311.json
  • report
    https://access.redhat.com/security/cve/CVE-2024-57980
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2024-57980
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2024-57980
  • article
    https://lore.kernel.org/linux-cve-announce/2025022634-CVE-2024-57980-4b5a@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-21759
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-21759
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-21759
  • article
    https://kernelcve.org/list/?q=CVE-2025-21759
  • article
    https://lore.kernel.org/linux-cve-announce/2025022604-CVE-2025-21759-ad7c@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-21905
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-21905
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-21905
  • article
    https://lore.kernel.org/linux-cve-announce/2025040129-CVE-2025-21905-348b@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-22113
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-22113
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-22113
  • article
    https://lore.kernel.org/linux-cve-announce/2025041625-CVE-2025-22113-34cd@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-37958
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-37958
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-37958
  • article
    https://lore.kernel.org/linux-cve-announce/2025052003-CVE-2025-37958-02de@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38001
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38001
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38001
  • article
    https://lore.kernel.org/linux-cve-announce/2025060650-CVE-2025-38001-f921@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38052
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38052
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38052
  • article
    https://lore.kernel.org/linux-cve-announce/2025061832-CVE-2025-38052-6201@gregkh/T