fs/ntfs3: Fix NULL pointer dereference in 'ni_write_inode'

{
  "id": "230b0af80e53223faaf5b3c7305c73c44414f10682cd4977aca9928374467126",
  "url": "https://osv.dev/vulnerability/CVE-2023-54196",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "fs/ntfs3: Fix NULL pointer dereference in 'ni_write_inode'",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix NULL pointer dereference in 'ni_write_inode' Syzbot found the following issue: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000016 Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 user pgtable: 4k pages, 48-bit VAs, pgdp=000000010af56000 [0000000000000016] pgd=08000001090da003, p4d=08000001090da003, pud=08000001090ce003, pmd=0000000000000000 Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 3036 Comm: syz-executor206 Not tainted 6.0.0-rc6-syzkaller-17739-g16c9f284e746 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : is_rec_inuse fs/ntfs3/ntfs.h:313 [inline] pc : ni_write_inode+0xac/0x798 fs/ntfs3/frecord.c:3232 lr : ni_write_inode+0xa0/0x798 fs/ntfs3/frecord.c:3226 sp : ffff8000126c3800 x29: ffff8000126c3860 x28: 0000000000000000 x27: ffff0000c8b02000 x26: ffff0000c7502320 x25: ffff0000c7502288 x24: 0000000000000000 x23: ffff80000cbec91c x22: ffff0000c8b03000 x21: ffff0000c8b02000 x20: 0000000000000001 x19: ffff0000c75024d8 x18: 00000000000000c0 x17: ffff80000dd1b198 x16: ffff80000db59158 x15: ffff0000c4b6b500 x14: 00000000000000b8 x13: 000000000000000",
    "evidence": "osv:CVE-2023-54196",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.113",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.81",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.3.4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-54196",
      "aliases": [
        "CVE-2023-54196"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "82cae269cfa953032fbb8980a7d554d60fb00b17"
                },
                {
                  "fixed": "6d3d3283e6b4fb3f3ee05dac30ee1461930b8103"
                },
                {
                  "fixed": "329fc4d3f73d865b25f2ee4eafafb040ace37ad5"
                },
                {
                  "fixed": "1c5cffe0d662fb2de7b63176c2582abb69b5f538"
                },
                {
                  "fixed": "db2a3cc6a3481076da6344cc62a80a4e2525f36f"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54196.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.15.0"
                },
                {
                  "fixed": "5.15.113"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.81"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.3.4"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54196.json"
          }
        }
      ],
      "modified": "2026-10-30T02:30:35.495841605Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/1c5cffe0d662fb2de7b63176c2582abb69b5f538",
        "https://git.kernel.org/stable/c/329fc4d3f73d865b25f2ee4eafafb040ace37ad5",
        "https://git.kernel.org/stable/c/6d3d3283e6b4fb3f3ee05dac30ee1461930b8103",
        "https://git.kernel.org/stable/c/db2a3cc6a3481076da6344cc62a80a4e2525f36f",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54196.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-54196",
        "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/2023/54xxx/CVE-2023-54196.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-54196",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 517168,
  "published_at": "2025-12-30T12:09:02.801+00:00"
}