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  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46046.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()\n\nThe commit c8e008b60492 (\"ext4: ignore xattrs past end\")\nintroduced a refcount leak in when block_csum is false.\n\next4_xattr_inode_dec_ref_all() calls ext4_get_inode_loc() to\nget iloc.bh, but never releases it with brelse().",
  "id": "CVE-2026-46046",
  "modified": "2026-07-15T01:48:54.139311962Z",
  "published": "2026-05-27T12:57:02.610Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/097227f1ffe1a85bc3c359f81c71e3d40e06e920"
    },
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      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/153ab2c52355fbebcae622db8e7b506492c73a29"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1bc1107a3a403a6d440673ed6666f7b07ef868a8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1e6b0a69bf2c9c819255c7566e4355536d81d9cf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/77d059519382bd66283e6a4e83ee186e87e7708f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b706d00206a9e82362a9633efbd8b5775650169b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dd98a5603a212ea9c96c6982ccdbcc748fdb9a56"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f072906688933bf47fabbaf63560be03357c8298"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46046.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46046"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "ext4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()"
}