{
  "cvss": 5.5,
  "datePublished": "2026-05-27T14:17:24.083",
  "dateUpdated": "2026-09-08T09:18:07.223",
  "description": "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",
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    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "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",
    "lastModified": "2026-09-08T09:18:07.223",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 3.6,
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
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    "published": "2026-05-27T14:17:24.083",
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  "severity": "MEDIUM",
  "source": "nvd",
  "title": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix missing brelse() in ext4_xattr_inode_d..."
}