CVE-2026-97486 (GCVE-0-2026-97486)
Vulnerability from cvelistv5
Published
2026-09-24 16:04
Modified
2026-10-03 10:58
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: hpfs: handle set_blocksize failures hpfs uses buffer_heads, which don't handle block size > PAGE_SIZE well. Without this, mounting will hit the BUG_ON(offset >= folio_size(folio)); in folio_set_bh on the first __bread_gfp call.
References
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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{
  "containers": {
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          "programFiles": [
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              "version": "7.2",
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      ],
      "cpeApplicability": [
        {
          "nodes": [
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              "cpeMatch": [
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhpfs: handle set_blocksize failures\n\nhpfs uses buffer_heads, which don\u0027t handle block size \u003e PAGE_SIZE well.\nWithout this, mounting will hit the\n\n        BUG_ON(offset \u003e= folio_size(folio));\n\nin folio_set_bh on the first __bread_gfp call."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-03T10:58:50.727Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/f7b0cde62edb8ceff8bcc17ba3f1b086646fff89"
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          "url": "https://git.kernel.org/stable/c/b618f681acb6748faf95eee9af2aac5455a74e68"
        },
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          "url": "https://git.kernel.org/stable/c/10f226687bcb07ed925a453b6f25e817165d113b"
        },
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        },
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        {
          "url": "https://git.kernel.org/stable/c/f27e21cf3c0446a3536ea9b588a78a46b0a2cb66"
        },
        {
          "url": "https://git.kernel.org/stable/c/a405996f23e04942aad064ab8d50c55827482872"
        }
      ],
      "title": "hpfs: handle set_blocksize failures",
      "x_generator": {
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-97486",
    "datePublished": "2026-09-24T16:04:30.711Z",
    "dateReserved": "2026-09-24T16:01:01.150Z",
    "dateUpdated": "2026-10-03T10:58:50.727Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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