fs/ntfs3: Initialize allocated memory before use

{
  "id": "74b92d9480087e2a581a95a6aec587d59cbf4adca9ab2f7f1dfa67113fee53e2",
  "url": "https://osv.dev/vulnerability/CVE-2025-68365",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "fs/ntfs3: Initialize allocated memory before use",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Initialize allocated memory before use KMSAN reports: Multiple uninitialized values detected: - KMSAN: uninit-value in ntfs_read_hdr (3) - KMSAN: uninit-value in bcmp (3) Memory is allocated by __getname(), which is a wrapper for kmem_cache_alloc(). This memory is used before being properly cleared. Change kmem_cache_alloc() to kmem_cache_zalloc() to properly allocate and clear memory before use.",
    "evidence": "osv:CVE-2025-68365",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.199",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.162",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.122",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.68",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-68365",
      "aliases": [
        "CVE-2025-68365"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "fixed": "bdf38063fd15f2fc7361dc0b5d3c259741eab835"
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                  "fixed": "a58e29849aef8d26554a982989a2190b49aaf8ed"
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                {
                  "fixed": "7d52c592cf53f5bb7163967edc01d2d7d80de44a"
                },
                {
                  "fixed": "f7728057220cabd720e27e46097edad48e5bd728"
                },
                {
                  "fixed": "192e8ce302f14ac66259231dd10cede19858d742"
                },
                {
                  "fixed": "a8a3ca23bbd9d849308a7921a049330dc6c91398"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68365.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.15.0"
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                  "fixed": "5.15.199"
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              "type": "ECOSYSTEM",
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            {
              "type": "ECOSYSTEM",
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                  "introduced": "6.2.0"
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                  "introduced": "6.7.0"
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            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
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                {
                  "fixed": "6.18.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68365.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:24.469395633Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/192e8ce302f14ac66259231dd10cede19858d742",
        "https://git.kernel.org/stable/c/7d52c592cf53f5bb7163967edc01d2d7d80de44a",
        "https://git.kernel.org/stable/c/a58e29849aef8d26554a982989a2190b49aaf8ed",
        "https://git.kernel.org/stable/c/a8a3ca23bbd9d849308a7921a049330dc6c91398",
        "https://git.kernel.org/stable/c/bdf38063fd15f2fc7361dc0b5d3c259741eab835",
        "https://git.kernel.org/stable/c/f7728057220cabd720e27e46097edad48e5bd728",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68365.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-68365",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68365.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-68365",
        "evidence": "/id"
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    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 490810,
  "published_at": "2025-12-24T10:32:52.728+00:00"
}