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Linux Distros Unpatched Vulnerability : CVE-2022-50280

🗓️ 17 Sep 2025 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 2 Views

Unpatched CVE-2022-50280 on Linux: mount propagation bug allows NULL dereference by unprivileged users.

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Code
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
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  script_set_attribute(attribute:"synopsis", value:
"The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be
patched.");
  script_set_attribute(attribute:"description", value:
"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied
patch available.

  - pnode: terminate at peers of source The propagate_mnt() function handles mount propagation when creating
    mounts and propagates the source mount tree @source_mnt to all applicable nodes of the destination
    propagation mount tree headed by @dest_mnt. Unfortunately it contains a bug where it fails to terminate at
    peers of @source_mnt when looking up copies of the source mount that become masters for copies of the
    source mount tree mounted on top of slaves in the destination propagation tree causing a NULL dereference.
    Once the mechanics of the bug are understood it's easy to trigger. Because of unprivileged user namespaces
    it is available to unprivileged users. While fixing this bug we've gotten confused multiple times due to
    unclear terminology or missing concepts. So let's start this with some clarifications: * The terms
    master or peer denote a shared mount. A shared mount belongs to a peer group. * A peer group is a set
    of shared mounts that propagate to each other. They are identified by a peer group id. The peer group id
    is available in @shared_mnt->mnt_group_id. Shared mounts within the same peer group have the same peer
    group id. The peers in a peer group can be reached via @shared_mnt->mnt_share. * The terms slave mount
    or dependent mount denote a mount that receives propagation from a peer in a peer group. IOW, shared
    mounts may have slave mounts and slave mounts have shared mounts as their master. Slave mounts of a given
    peer in a peer group are listed on that peers slave list available at @shared_mnt->mnt_slave_list. * The
    term master mount denotes a mount in a peer group. IOW, it denotes a shared mount or a peer mount in a
    peer group. The term master mount - or master for short - is mostly used when talking in the context
    of slave mounts that receive propagation from a master mount. A master mount of a slave identifies the
    closest peer group a slave mount receives propagation from. The master mount of a slave can be identified
    via @slave_mount->mnt_master. Different slaves may point to different masters in the same peer group. *
    Multiple peers in a peer group can have non-empty ->mnt_slave_lists. Non-empty ->mnt_slave_lists of peers
    don't intersect. Consequently, to ensure all slave mounts of a peer group are visited the
    ->mnt_slave_lists of all peers in a peer group have to be walked. * Slave mounts point to a peer in the
    closest peer group they receive propagation from via @slave_mnt->mnt_master (see above). Together with
    these peers they form a propagation group (see below). The closest peer group can thus be identified
    through the peer group id @slave_mnt->mnt_master->mnt_group_id of the peer/master that a slave mount
    receives propagation from. * A shared-slave mount is a slave mount to a peer group pg1 while also a peer
    in another peer group pg2. IOW, a peer group may receive propagation from another peer group. If a peer
    group pg1 is a slave to another peer group pg2 then all peers in peer group pg1 point to the same peer in
    peer group pg2 via ->mnt_master. IOW, all peers in peer group pg1 appear on the same ->mnt_slave_list.
    IOW, they cannot be slaves to different peer groups. * A pure slave mount is a slave mount that is a slave
    to a peer group but is not a peer in another peer group. * A propagation group denotes the set of mounts
    consisting of a single peer group pg1 and all slave mounts and shared-slave mounts that point to a peer in
    that peer group via ->mnt_master. IOW, all slave mounts such that @slave_mnt->mnt_master->mnt_group_id is
    equal to @shared_mnt->mnt_group_id. The concept of a propagation group makes it easier to talk about a
    single propagation level in a propagation tree. For example, in propagate_mnt() the immediate peers of
    @dest_mnt and all slaves of @dest_mnt's peer group form a propagation group pr ---truncated---
    (CVE-2022-50280)

Note that Nessus relies on the presence of the package as reported by the vendor.");
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  script_set_attribute(attribute:"solution", value:
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  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info2.nasl", "set_linux_os_id.nasl");
  script_require_keys("Host/cpu", "Host/local_checks_enabled", "global_settings/vendor_unpatched", "Host/OS/identifier");
  script_require_ports("Host/OS/CentOS Linux-8", "Host/OS/Red Hat Enterprise Linux-8", "Host/OS/Red Hat Enterprise Linux-9", "Host/OS/Ubuntu Linux-14.04", "Host/OS/Ubuntu Linux-16.04", "Host/OS/Ubuntu Linux-18.04", "Host/OS/Ubuntu Linux-20.04", "Host/OS/Ubuntu Linux-22.04", "Host/OS/Ubuntu Linux-24.04");

  exit(0);
}

if (!get_kb_item("global_settings/vendor_unpatched")) exit(0, "Unpatched Vulnerabilities Detection not active.");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (empty_or_null(get_one_kb_item("Host/CentOS/rpm-list")) && empty_or_null(get_one_kb_item("Host/Debian/dpkg-l")) && empty_or_null(get_one_kb_item("Host/RedHat/rpm-list"))) audit(AUDIT_PACKAGE_LIST_MISSING);

include('linux_unpatched.inc');

var distro_constraints_array = {
  "Ubuntu Linux-14.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "14.04",
        "pkgs": [
          {"reference": "linux-aws"},
          {"reference": "linux-cloud-tools-3.13.0"},
          {"reference": "linux-cloud-tools-common"},
          {"reference": "linux-doc"},
          {"reference": "linux-headers-3.13.0"},
          {"reference": "linux-image-3.13.0"},
          {"reference": "linux-image-extra-3.13.0"},
          {"reference": "linux-libc-dev"},
          {"reference": "linux-lts-xenial"},
          {"reference": "linux-source-3.13.0"},
          {"reference": "linux-tools-3.13.0"},
          {"reference": "linux-tools-common"},
          {"reference": "linux-udebs-generic"},
          {"reference": "linux-udebs-generic-lpae"},
          {"reference": "linux-udebs-lowlatency"}
        ]
      }
    ]
  },
  "Ubuntu Linux-16.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "16.04",
        "pkgs": [
          {"reference": "linux-aws"},
          {"reference": "linux-cloud-tools-4.4.0"},
          {"reference": "linux-cloud-tools-common"},
          {"reference": "linux-doc"},
          {"reference": "linux-headers-4.4.0"},
          {"reference": "linux-hwe-edge"},
          {"reference": "linux-image-4.4.0"},
          {"reference": "linux-image-extra-4.4.0"},
          {"reference": "linux-kvm"},
          {"reference": "linux-libc-dev"},
          {"reference": "linux-source-4.4.0"},
          {"reference": "linux-tools-4.4.0"},
          {"reference": "linux-tools-common"},
          {"reference": "linux-udebs-generic"},
          {"reference": "linux-udebs-generic-lpae"},
          {"reference": "linux-udebs-lowlatency"}
        ]
      }
    ]
  },
  "Ubuntu Linux-18.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "18.04",
        "pkgs": [
          {"reference": "linux-aws-5.0"},
          {"reference": "linux-aws-5.3"},
          {"reference": "linux-azure-5.3"},
          {"reference": "linux-azure-cloud-tools-4.15.0"},
          {"reference": "linux-azure-edge"},
          {"reference": "linux-azure-headers-4.15.0"},
          {"reference": "linux-azure-tools-4.15.0"},
          {"reference": "linux-cloud-tools-4.15.0"},
          {"reference": "linux-gcp-5.3"},
          {"reference": "linux-gcp-headers-4.15.0"},
          {"reference": "linux-gcp-tools-4.15.0"},
          {"reference": "linux-gke-4.15"},
          {"reference": "linux-gke-5.4"},
          {"reference": "linux-gkeop-5.4"},
          {"reference": "linux-headers-4.15.0"},
          {"reference": "linux-hwe"},
          {"reference": "linux-hwe-edge"},
          {"reference": "linux-image-4.15.0"},
          {"reference": "linux-image-unsigned-4.15.0"},
          {"reference": "linux-modules-4.15.0"},
          {"reference": "linux-modules-extra-4.15.0"},
          {"reference": "linux-oem-headers-4.15.0"},
          {"reference": "linux-oem-tools-4.15.0"},
          {"reference": "linux-oracle-5.0"},
          {"reference": "linux-oracle-5.3"},
          {"reference": "linux-tools-4.15.0"},
          {"reference": "linux-udebs-azure"},
          {"reference": "linux-udebs-oem"}
        ]
      }
    ]
  },
  "Ubuntu Linux-20.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "20.04",
        "pkgs": [
          {"reference": "linux-aws-5.11"},
          {"reference": "linux-aws-5.13"},
          {"reference": "linux-aws-5.8"},
          {"reference": "linux-azure-5.11"},
          {"reference": "linux-azure-5.13"},
          {"reference": "linux-azure-5.8"},
          {"reference": "linux-azure-fde"},
          {"reference": "linux-buildinfo-5.4.0"},
          {"reference": "linux-buildinfo-5.6.0"},
          {"reference": "linux-cloud-tools-5.4.0"},
          {"reference": "linux-cloud-tools-5.6.0"},
          {"reference": "linux-gcp-5.11"},
          {"reference": "linux-gcp-5.13"},
          {"reference": "linux-gcp-5.8"},
          {"reference": "linux-gke"},
          {"reference": "linux-gke-5.15"},
          {"reference": "linux-gkeop"},
          {"reference": "linux-gkeop-5.15"},
          {"reference": "linux-headers-5.4.0"},
          {"reference": "linux-headers-5.6.0"},
          {"reference": "linux-hwe-5.11"},
          {"reference": "linux-hwe-5.13"},
          {"reference": "linux-hwe-5.8"},
          {"reference": "linux-image-5.4.0"},
          {"reference": "linux-image-unsigned-5.6.0"},
          {"reference": "linux-intel-5.13"},
          {"reference": "linux-libc-dev"},
          {"reference": "linux-modules-5.4.0"},
          {"reference": "linux-modules-5.6.0"},
          {"reference": "linux-modules-extra-5.4.0"},
          {"reference": "linux-modules-extra-5.6.0"},
          {"reference": "linux-oem-5.10"},
          {"reference": "linux-oem-5.13"},
          {"reference": "linux-oem-5.14"},
          {"reference": "linux-oem-5.6-headers-5.6.0"},
          {"reference": "linux-oem-5.6-tools-5.6.0"},
          {"reference": "linux-oem-5.6-tools-common"},
          {"reference": "linux-oem-5.6-tools-host"},
          {"reference": "linux-oracle-5.11"},
          {"reference": "linux-oracle-5.13"},
          {"reference": "linux-oracle-5.8"},
          {"reference": "linux-raspi2"},
          {"reference": "linux-riscv-5.11"},
          {"reference": "linux-riscv-5.8"},
          {"reference": "linux-riscv-headers-5.4.0"},
          {"reference": "linux-riscv-tools-5.4.0"},
          {"reference": "linux-tools-5.4.0"},
          {"reference": "linux-tools-5.6.0"},
          {"reference": "linux-udebs-generic"},
          {"reference": "linux-udebs-oem"}
        ]
      }
    ]
  },
  "Ubuntu Linux-22.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "22.04",
        "pkgs": [
          {"reference": "linux-allwinner-5.19"},
          {"reference": "linux-aws-5.19"},
          {"reference": "linux-aws-6.2"},
          {"reference": "linux-aws-6.5"},
          {"reference": "linux-azure-5.19"},
          {"reference": "linux-azure-6.2"},
          {"reference": "linux-azure-6.5"},
          {"reference": "linux-azure-fde"},
          {"reference": "linux-azure-fde-5.19"},
          {"reference": "linux-azure-fde-6.2"},
          {"reference": "linux-buildinfo-5.15.0"},
          {"reference": "linux-buildinfo-5.17.0"},
          {"reference": "linux-cloud-tools-5.15.0"},
          {"reference": "linux-cloud-tools-5.17.0"},
          {"reference": "linux-gcp-5.19"},
          {"reference": "linux-gcp-6.2"},
          {"reference": "linux-gcp-6.5"},
          {"reference": "linux-headers-5.15.0"},
          {"reference": "linux-headers-5.17.0"},
          {"reference": "linux-hwe-5.19"},
          {"reference": "linux-hwe-6.2"},
          {"reference": "linux-hwe-6.5"},
          {"reference": "linux-image-5.15.0"},
          {"reference": "linux-image-unsigned-5.17.0"},
          {"reference": "linux-intel-iot-realtime"},
          {"reference": "linux-lowlatency-hwe-5.19"},
          {"reference": "linux-lowlatency-hwe-6.2"},
          {"reference": "linux-lowlatency-hwe-6.5"},
          {"reference": "linux-modules-5.15.0"},
          {"reference": "linux-modules-5.17.0"},
          {"reference": "linux-modules-extra-5.15.0"},
          {"reference": "linux-modules-extra-5.17.0"},
          {"reference": "linux-nvidia-6.2"},
          {"reference": "linux-nvidia-6.5"},
          {"reference": "linux-oem-5.17-headers-5.17.0"},
          {"reference": "linux-oem-5.17-tools-5.17.0"},
          {"reference": "linux-oem-5.17-tools-host"},
          {"reference": "linux-oem-6.0"},
          {"reference": "linux-oem-6.1"},
          {"reference": "linux-oem-6.5"},
          {"reference": "linux-oracle-6.5"},
          {"reference": "linux-realtime"},
          {"reference": "linux-riscv-5.19"},
          {"reference": "linux-riscv-6.5"},
          {"reference": "linux-riscv-headers-5.15.0"},
          {"reference": "linux-riscv-tools-5.15.0"},
          {"reference": "linux-starfive-5.19"},
          {"reference": "linux-starfive-6.2"},
          {"reference": "linux-starfive-6.5"},
          {"reference": "linux-tools-5.15.0"},
          {"reference": "linux-tools-5.17.0"}
        ]
      }
    ]
  },
  "Ubuntu Linux-24.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "24.04",
        "pkgs": [
          {"reference": "linux-azure-6.11"},
          {"reference": "linux-buildinfo-6.8.0"},
          {"reference": "linux-cloud-tools-6.8.0"},
          {"reference": "linux-gcp-6.11"},
          {"reference": "linux-headers-6.8.0"},
          {"reference": "linux-hwe-6.11"},
          {"reference": "linux-image-6.8.0"},
          {"reference": "linux-image-unsigned-6.8.0"},
          {"reference": "linux-intel"},
          {"reference": "linux-lowlatency-hwe-6.11"},
          {"reference": "linux-modules-6.8.0"},
          {"reference": "linux-modules-extra-6.8.0"},
          {"reference": "linux-modules-ipu6-6.8.0"},
          {"reference": "linux-modules-iwlwifi-6.8.0"},
          {"reference": "linux-nvidia-7.0"},
          {"reference": "linux-oem-6.11"},
          {"reference": "linux-oem-6.8-headers-6.8.0"},
          {"reference": "linux-oem-6.8-lib-rust-6.8.0"},
          {"reference": "linux-oem-6.8-tools-6.8.0"},
          {"reference": "linux-raspi-realtime"},
          {"reference": "linux-realtime"},
          {"reference": "linux-riscv-headers-6.8.0"},
          {"reference": "linux-riscv-tools-6.8.0"},
          {"reference": "linux-tools-6.8.0"}
        ]
      }
    ]
  },
  "CentOS Linux-8": {
    "package_manager": "rpm-list",
    "constraints": [
      {
        "release": "8",
        "pkgs": [
          {"reference": "bpftool"},
          {"reference": "kernel"},
          {"reference": "kernel-abi-stablelists"},
          {"reference": "kernel-abi-whitelists"},
          {"reference": "kernel-core"},
          {"reference": "kernel-cross-headers"},
          {"reference": "kernel-debug"},
          {"reference": "kernel-debug-core"},
          {"reference": "kernel-debug-devel"},
          {"reference": "kernel-debug-modules"},
          {"reference": "kernel-debug-modules-extra"},
          {"reference": "kernel-debug-modules-internal"},
          {"reference": "kernel-devel"},
          {"reference": "kernel-doc"},
          {"reference": "kernel-headers"},
          {"reference": "kernel-ipaclones-internal"},
          {"reference": "kernel-modules"},
          {"reference": "kernel-modules-extra"},
          {"reference": "kernel-modules-internal"},
          {"reference": "kernel-rt"},
          {"reference": "kernel-rt-core"},
          {"reference": "kernel-rt-debug"},
          {"reference": "kernel-rt-debug-core"},
          {"reference": "kernel-rt-debug-devel"},
          {"reference": "kernel-rt-debug-kvm"},
          {"reference": "kernel-rt-debug-modules"},
          {"reference": "kernel-rt-debug-modules-extra"},
          {"reference": "kernel-rt-debug-modules-internal"},
          {"reference": "kernel-rt-devel"},
          {"reference": "kernel-rt-kvm"},
          {"reference": "kernel-rt-modules"},
          {"reference": "kernel-rt-modules-extra"},
          {"reference": "kernel-rt-modules-internal"},
          {"reference": "kernel-rt-selftests-internal"},
          {"reference": "kernel-selftests-internal"},
          {"reference": "kernel-tools"},
          {"reference": "kernel-tools-libs"},
          {"reference": "kernel-tools-libs-devel"},
          {"reference": "kernel-zfcpdump"},
          {"reference": "kernel-zfcpdump-core"},
          {"reference": "kernel-zfcpdump-devel"},
          {"reference": "kernel-zfcpdump-modules"},
          {"reference": "kernel-zfcpdump-modules-extra"},
          {"reference": "kernel-zfcpdump-modules-internal"},
          {"reference": "perf"},
          {"reference": "python3-perf"}
        ]
      }
    ]
  },
  "Red Hat Enterprise Linux-8": {
    "package_manager": "rpm-list",
    "constraints": [
      {
        "release": "8",
        "pkgs": [
          {"reference": "bpftool"},
          {"reference": "kernel"},
          {"reference": "kernel-abi-stablelists"},
          {"reference": "kernel-abi-whitelists"},
          {"reference": "kernel-core"},
          {"reference": "kernel-cross-headers"},
          {"reference": "kernel-debug"},
          {"reference": "kernel-debug-core"},
          {"reference": "kernel-debug-devel"},
          {"reference": "kernel-debug-modules"},
          {"reference": "kernel-debug-modules-extra"},
          {"reference": "kernel-debug-modules-internal"},
          {"reference": "kernel-devel"},
          {"reference": "kernel-doc"},
          {"reference": "kernel-headers"},
          {"reference": "kernel-ipaclones-internal"},
          {"reference": "kernel-modules"},
          {"reference": "kernel-modules-extra"},
          {"reference": "kernel-modules-internal"},
          {"reference": "kernel-rt"},
          {"reference": "kernel-rt-core"},
          {"reference": "kernel-rt-debug"},
          {"reference": "kernel-rt-debug-core"},
          {"reference": "kernel-rt-debug-devel"},
          {"reference": "kernel-rt-debug-kvm"},
          {"reference": "kernel-rt-debug-modules"},
          {"reference": "kernel-rt-debug-modules-extra"},
          {"reference": "kernel-rt-debug-modules-internal"},
          {"reference": "kernel-rt-devel"},
          {"reference": "kernel-rt-kvm"},
          {"reference": "kernel-rt-modules"},
          {"reference": "kernel-rt-modules-extra"},
          {"reference": "kernel-rt-modules-internal"},
          {"reference": "kernel-rt-selftests-internal"},
          {"reference": "kernel-selftests-internal"},
          {"reference": "kernel-tools"},
          {"reference": "kernel-tools-libs"},
          {"reference": "kernel-tools-libs-devel"},
          {"reference": "kernel-zfcpdump"},
          {"reference": "kernel-zfcpdump-core"},
          {"reference": "kernel-zfcpdump-devel"},
          {"reference": "kernel-zfcpdump-modules"},
          {"reference": "kernel-zfcpdump-modules-extra"},
          {"reference": "kernel-zfcpdump-modules-internal"},
          {"reference": "perf"},
          {"reference": "python3-perf"}
        ]
      }
    ]
  },
  "Red Hat Enterprise Linux-9": {
    "package_manager": "rpm-list",
    "constraints": [
      {
        "release": "9",
        "pkgs": [
          {"reference": "bpftool"},
          {"reference": "kernel"},
          {"reference": "kernel-64k"},
          {"reference": "kernel-64k-core"},
          {"reference": "kernel-64k-debug"},
          {"reference": "kernel-64k-debug-core"},
          {"reference": "kernel-64k-debug-devel"},
          {"reference": "kernel-64k-debug-devel-matched"},
          {"reference": "kernel-64k-debug-modules"},
          {"reference": "kernel-64k-debug-modules-core"},
          {"reference": "kernel-64k-debug-modules-extra"},
          {"reference": "kernel-64k-debug-modules-internal"},
          {"reference": "kernel-64k-debug-modules-partner"},
          {"reference": "kernel-64k-devel"},
          {"reference": "kernel-64k-devel-matched"},
          {"reference": "kernel-64k-modules"},
          {"reference": "kernel-64k-modules-core"},
          {"reference": "kernel-64k-modules-extra"},
          {"reference": "kernel-64k-modules-internal"},
          {"reference": "kernel-64k-modules-partner"},
          {"reference": "kernel-abi-stablelists"},
          {"reference": "kernel-core"},
          {"reference": "kernel-cross-headers"},
          {"reference": "kernel-debug"},
          {"reference": "kernel-debug-core"},
          {"reference": "kernel-debug-devel"},
          {"reference": "kernel-debug-devel-matched"},
          {"reference": "kernel-debug-modules"},
          {"reference": "kernel-debug-modules-core"},
          {"reference": "kernel-debug-modules-extra"},
          {"reference": "kernel-debug-modules-internal"},
          {"reference": "kernel-debug-modules-partner"},
          {"reference": "kernel-debug-uki-virt"},
          {"reference": "kernel-debug-uki-virt-addons"},
          {"reference": "kernel-devel"},
          {"reference": "kernel-devel-matched"},
          {"reference": "kernel-doc"},
          {"reference": "kernel-headers"},
          {"reference": "kernel-ipaclones-internal"},
          {"reference": "kernel-modules"},
          {"reference": "kernel-modules-core"},
          {"reference": "kernel-modules-extra"},
          {"reference": "kernel-modules-internal"},
          {"reference": "kernel-modules-partner"},
          {"reference": "kernel-rt"},
          {"reference": "kernel-rt-64k"},
          {"reference": "kernel-rt-64k-core"},
          {"reference": "kernel-rt-64k-debug"},
          {"reference": "kernel-rt-64k-debug-core"},
          {"reference": "kernel-rt-64k-debug-devel"},
          {"reference": "kernel-rt-64k-debug-devel-matched"},
          {"reference": "kernel-rt-64k-debug-kvm"},
          {"reference": "kernel-rt-64k-debug-modules"},
          {"reference": "kernel-rt-64k-debug-modules-core"},
          {"reference": "kernel-rt-64k-debug-modules-extra"},
          {"reference": "kernel-rt-64k-debug-modules-internal"},
          {"reference": "kernel-rt-64k-debug-modules-partner"},
          {"reference": "kernel-rt-64k-devel"},
          {"reference": "kernel-rt-64k-devel-matched"},
          {"reference": "kernel-rt-64k-kvm"},
          {"reference": "kernel-rt-64k-modules"},
          {"reference": "kernel-rt-64k-modules-core"},
          {"reference": "kernel-rt-64k-modules-extra"},
          {"reference": "kernel-rt-64k-modules-internal"},
          {"reference": "kernel-rt-64k-modules-partner"},
          {"reference": "kernel-rt-core"},
          {"reference": "kernel-rt-debug"},
          {"reference": "kernel-rt-debug-core"},
          {"reference": "kernel-rt-debug-devel"},
          {"reference": "kernel-rt-debug-devel-matched"},
          {"reference": "kernel-rt-debug-kvm"},
          {"reference": "kernel-rt-debug-modules"},
          {"reference": "kernel-rt-debug-modules-core"},
          {"reference": "kernel-rt-debug-modules-extra"},
          {"reference": "kernel-rt-debug-modules-internal"},
          {"reference": "kernel-rt-debug-modules-partner"},
          {"reference": "kernel-rt-devel"},
          {"reference": "kernel-rt-devel-matched"},
          {"reference": "kernel-rt-kvm"},
          {"reference": "kernel-rt-modules"},
          {"reference": "kernel-rt-modules-core"},
          {"reference": "kernel-rt-modules-extra"},
          {"reference": "kernel-rt-modules-internal"},
          {"reference": "kernel-rt-modules-partner"},
          {"reference": "kernel-rt-selftests-internal"},
          {"reference": "kernel-selftests-internal"},
          {"reference": "kernel-tools"},
          {"reference": "kernel-tools-libs"},
          {"reference": "kernel-tools-libs-devel"},
          {"reference": "kernel-uki-virt"},
          {"reference": "kernel-uki-virt-addons"},
          {"reference": "kernel-zfcpdump"},
          {"reference": "kernel-zfcpdump-core"},
          {"reference": "kernel-zfcpdump-devel"},
          {"reference": "kernel-zfcpdump-devel-matched"},
          {"reference": "kernel-zfcpdump-modules"},
          {"reference": "kernel-zfcpdump-modules-core"},
          {"reference": "kernel-zfcpdump-modules-extra"},
          {"reference": "kernel-zfcpdump-modules-internal"},
          {"reference": "kernel-zfcpdump-modules-partner"},
          {"reference": "libperf"},
          {"reference": "libperf-devel"},
          {"reference": "perf"},
          {"reference": "python3-perf"},
          {"reference": "rtla"},
          {"reference": "rv"}
        ]
      }
    ]
  }
};

var distro_constraints_values = linux_unpatched::get_distro_constraints(distro_constraints_arr:distro_constraints_array);
if (empty_or_null(distro_constraints_values)) audit(AUDIT_HOST_NOT, 'affected');
var report = linux_unpatched::check_unpatched_constraints(distro_constraints_values:distro_constraints_values);

if (!empty_or_null(report))
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : report
  );
  exit(0);
}
else
{
  audit(AUDIT_HOST_NOT, 'affected');
}

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28 Jun 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 3.15.5
EPSS0.0015
2