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        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
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        "full_product_name": {
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          "product_id": "Debian-10:linux-headers-4.19.0-28-amd64-0:4.19.325-1+tuxcare.els1.amd64"
        },
        "product_reference": "linux-headers-4.19.0-28-amd64-0:4.19.325-1+tuxcare.els1.amd64",
        "relates_to_product_reference": "Debian-10"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64 as a component of Debian 10",
          "product_id": "Debian-10:hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64"
        },
        "product_reference": "hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64",
        "relates_to_product_reference": "Debian-10"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64 as a component of Debian 10",
          "product_id": "Debian-10:linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64"
        },
        "product_reference": "linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64",
        "relates_to_product_reference": "Debian-10"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-64218",
      "notes": [
        {
          "category": "description",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: bla: fix report_work leak on backbone_gw purge\n\nbatadv_bla_purge_backbone_gw() removes stale backbone gateway entries,\nbut fails to properly handle their associated report_work:\n\n- If report_work is running, the purge must wait for it to finish before\n  freeing the backbone_gw, otherwise the worker may access freed memory\n  (e.g. bat_priv).\n- If report_work is pending, the purge must cancel it and release the\n  reference held for that pending work item.\n\nThe previous implementation called hlist_for_each_entry_safe() inside a\nspin_lock_bh() section, but cancel_work_sync() may sleep and therefore\ncannot be called from within a spinlock-protected region.\n\nRestructure the loop to handle one entry per spinlock critical section:\nacquire the lock, find the next entry to purge, remove it from the hash\nlist, then release the lock before calling cancel_work_sync() and\ndropping the hash_entry reference. Repeat until no more entries require\npurging.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "under_investigation": [
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          "Debian-10:libbpf-dev-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:libbpf4.19-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:libcpupower-dev-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:libcpupower1-0:4.19.325-1+tuxcare.els1.amd64",
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          "Debian-10:linux-image-amd64-signed-template-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-kbuild-4.19-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-libc-dev-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-perf-4.19-0:4.19.325-1+tuxcare.els1.amd64",
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          "Debian-10:linux-support-4.19.0-28-0:4.19.325-1+tuxcare.els1.all"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-64218"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/0459430add32ea41f3e2ef9351610e6d33627a6b",
          "url": "https://git.kernel.org/stable/c/0459430add32ea41f3e2ef9351610e6d33627a6b"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/3423a45e5c3d3c5129f88143a9a969787d7d5a0a",
          "url": "https://git.kernel.org/stable/c/3423a45e5c3d3c5129f88143a9a969787d7d5a0a"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/48663158222b3b7f6ee6791a67d512ede7fc94bb",
          "url": "https://git.kernel.org/stable/c/48663158222b3b7f6ee6791a67d512ede7fc94bb"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/95a7034661274cf5985708bd2f6d86ee46f88fa9",
          "url": "https://git.kernel.org/stable/c/95a7034661274cf5985708bd2f6d86ee46f88fa9"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/c6de1a5a9c406e30b91f1515a6ce05cc84023baa",
          "url": "https://git.kernel.org/stable/c/c6de1a5a9c406e30b91f1515a6ce05cc84023baa"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/ce2c0ee4d76d5ee4b391fe0e31334361e25030ec",
          "url": "https://git.kernel.org/stable/c/ce2c0ee4d76d5ee4b391fe0e31334361e25030ec"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/eeddd7bab3d59c1e98642a204141f8c5d6194707",
          "url": "https://git.kernel.org/stable/c/eeddd7bab3d59c1e98642a204141f8c5d6194707"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/f1303adb1e59582f76c22798a2e2e150e054a9e7",
          "url": "https://git.kernel.org/stable/c/f1303adb1e59582f76c22798a2e2e150e054a9e7"
        }
      ],
      "release_date": "2026-07-24T16:16:00Z",
      "remediations": [
        {
          "category": "none_available",
          "date": "2026-08-12T13:50:44.984952Z",
          "details": "Affected",
          "product_ids": [
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}