fs/ntfs3: Fix slab-out-of-bounds read in hdr_delete_de()

{
  "id": "d412cbe4ef4055d7e6e4d9d8c37d76d6baf3ba8337899b88982f6ddaa8054715",
  "url": "https://osv.dev/vulnerability/CVE-2023-53988",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "fs/ntfs3: Fix slab-out-of-bounds read in hdr_delete_de()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix slab-out-of-bounds read in hdr_delete_de() Here is a BUG report from syzbot: BUG: KASAN: slab-out-of-bounds in hdr_delete_de+0xe0/0x150 fs/ntfs3/index.c:806 Read of size 16842960 at addr ffff888079cc0600 by task syz-executor934/3631 Call Trace: memmove+0x25/0x60 mm/kasan/shadow.c:54 hdr_delete_de+0xe0/0x150 fs/ntfs3/index.c:806 indx_delete_entry+0x74f/0x3670 fs/ntfs3/index.c:2193 ni_remove_name+0x27a/0x980 fs/ntfs3/frecord.c:2910 ntfs_unlink_inode+0x3d4/0x720 fs/ntfs3/inode.c:1712 ntfs_rename+0x41a/0xcb0 fs/ntfs3/namei.c:276 Before using the meta-data in struct INDEX_HDR, we need to check index header valid or not. Otherwise, the corruptedi (or malicious) fs image can cause out-of-bounds access which could make kernel panic.",
    "evidence": "osv:CVE-2023-53988",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
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        "prerequisites": [],
        "fixed_versions": [
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            "evidence": "/affected/1/ranges"
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            "value": "6.1.28",
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            "value": "6.2.15",
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          {
            "value": "6.3.2",
            "evidence": "/affected/1/ranges"
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    "severity": "high",
    "structured": {
      "id": "CVE-2023-53988",
      "aliases": [
        "CVE-2023-53988"
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      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
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            "name": "Kernel",
            "ecosystem": "Linux"
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      "modified": "2026-10-28T02:30:23.629300087Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/114204d25e1dffdd3a0c1cfbba219afd344f4b4f",
        "https://git.kernel.org/stable/c/4a034ece7e2877673d9085d6e7ed45e6ee40b761",
        "https://git.kernel.org/stable/c/9163a5b4ed290da4a7d23fa92533e0e81fd0166e",
        "https://git.kernel.org/stable/c/ab84eee4c7ab929996602eda7832854c35a6dda2",
        "https://git.kernel.org/stable/c/c58ea97aa94f033ee64a8cb6587d84a9849b6216",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53988.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53988",
        "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/2023/53xxx/CVE-2023-53988.json"
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    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
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  "source_id": "core-osv",
  "document_id": 490218,
  "published_at": "2025-12-24T10:55:27.762+00:00"
}