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OpenAdvisories
High RHSA-2025:21082 6 CVEs

Red Hat Security Advisory: kernel-rt security update

Published Nov 12, 2025 · Updated Oct 16, 2026

Ecosystem: Red Hat

Fixed packages 11

ReleasePackageFixed in
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-debug 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-debug-debuginfo 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-debug-devel 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-debuginfo 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-debuginfo-common-x86_64 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-devel 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-doc 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-trace 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-trace-debuginfo 0:3.10.0-1160.142.1.rt56.1294.el7
Red Hat · Rhel Extras Rt Els 7 rhel_extras_rt_els:7 kernel-rt-trace-devel 0:3.10.0-1160.142.1.rt56.1294.el7

Vulnerabilities 6

  • High 7.8
    CVE-2023-53373

    crypto: seqiv - Handle EBUSY correctly

    In the Linux kernel, the following vulnerability has been resolved: crypto: seqiv - Handle EBUSY correctly As it is seqiv only handles the special return value of EINPROGERSS, which means that in all other cases it will free data related to the request. Howev…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-37797

    net_sched: hfsc: Fix a UAF vulnerability in class handling

    In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a UAF vulnerability in class handling This patch fixes a Use-After-Free vulnerability in the HFSC qdisc class handling. The issue occurs due to a time-of-check/time-of-us…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Unscored —
    CVE-2022-48978

    HID: core: fix shift-out-of-bounds in hid_report_raw_event

    In the Linux kernel, the following vulnerability has been resolved: HID: core: fix shift-out-of-bounds in hid_report_raw_event Syzbot reported shift-out-of-bounds in hid_report_raw_event. microsoft 0003:045E:07DA.0001: hid_field_extract() called with n (128) …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Unscored —
    CVE-2025-22026

    nfsd: don't ignore the return code of svc_proc_register()

    In the Linux kernel, the following vulnerability has been resolved: nfsd: don't ignore the return code of svc_proc_register() Currently, nfsd_proc_stat_init() ignores the return value of svc_proc_register(). If the procfile creation fails, then the kernel wil…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-38556

    HID: core: Harden s32ton() against conversion to 0 bits

    In the Linux kernel, the following vulnerability has been resolved: HID: core: Harden s32ton() against conversion to 0 bits Testing by the syzbot fuzzer showed that the HID core gets a shift-out-of-bounds exception when it tries to convert a 32-bit quantity t…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-39751 Rejected

    This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

    linux-raspi2 linux-hwe linux-azure linux-riscv Ubuntu

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2320665
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2360224
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2363672
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2389456
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2394624
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2396379
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_21082.json
  • report
    https://access.redhat.com/security/cve/CVE-2022-48978
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2022-48978
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2022-48978
  • article
    https://lore.kernel.org/linux-cve-announce/2024102146-CVE-2022-48978-8a19@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2023-53373
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2023-53373
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2023-53373
  • article
    https://lore.kernel.org/linux-cve-announce/2025091855-CVE-2023-53373-087e@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-22026
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-22026
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-22026
  • article
    https://lore.kernel.org/linux-cve-announce/2025041654-CVE-2025-22026-f6be@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-37797
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-37797
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-37797
  • article
    https://lore.kernel.org/linux-cve-announce/2025050210-CVE-2025-37797-2aab@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-38556
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38556
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38556
  • article
    https://lore.kernel.org/linux-cve-announce/2025081905-CVE-2025-38556-521e@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-39751
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-39751
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-39751
  • article
    https://lore.kernel.org/linux-cve-announce/2025091142-CVE-2025-39751-c340@gregkh/T