{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"
            },
            {
              "fixed": "fc79fcc78cb771f2a803e52149cac5ca9050fd05"
            },
            {
              "fixed": "f27e21cf3c0446a3536ea9b588a78a46b0a2cb66"
            },
            {
              "fixed": "a405996f23e04942aad064ab8d50c55827482872"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.6.12"
            },
            {
              "fixed": "6.12.111"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.53"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97486.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nhpfs: handle set_blocksize failures\n\nhpfs uses buffer_heads, which don't 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.",
  "id": "CVE-2026-97486",
  "modified": "2026-09-29T03:30:19.946623422Z",
  "published": "2026-09-24T16:04:30.711Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a405996f23e04942aad064ab8d50c55827482872"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f27e21cf3c0446a3536ea9b588a78a46b0a2cb66"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fc79fcc78cb771f2a803e52149cac5ca9050fd05"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97486.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-97486"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "hpfs: handle set_blocksize failures"
}