nvme: fix bio leak on mapping failure

{
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  "url": "https://osv.dev/vulnerability/CVE-2026-64072",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "nvme: fix bio leak on mapping failure",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: nvme: fix bio leak on mapping failure The local bio is always NULL, so we'd leak the bio if the integrity mapping failed. Just get it directly from the request.",
    "evidence": "osv:CVE-2026-64072",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
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        "prerequisites": [],
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            "evidence": "/affected/1/ranges"
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    "severity": "unknown",
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              "type": "ECOSYSTEM",
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                  "introduced": "6.18.0"
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            "ecosystem": "Linux"
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            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-64072.json"
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      ],
      "modified": "2026-10-28T02:30:30.602136270Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/2279cd9c61a330e5de4d6eb0bc422820dd6fdf36",
        "https://git.kernel.org/stable/c/51ec7fc4e10c5e332bf4007bdb7e4c6bf03c14c9",
        "https://git.kernel.org/stable/c/fea4b46f84c50caf93c6c0f2a54b1be2edfb4491",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64072.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-64072",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
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        "evidence": "/id"
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    "security_relevant": true,
    "severity_evidence": null
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  "source_id": "core-osv",
  "document_id": 497430,
  "published_at": "2026-07-19T15:39:47.823+00:00"
}