CVE-2026-98137 (GCVE-0-2026-98137)
Vulnerability from cvelistv5
Published
2026-09-25 10:36
Modified
2026-10-19 09:14
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ntfs: treat any nonzero dio zero-range return as an error ntfs_dio_zero_range() returns either 0 or a negative errno from blkdev_issue_zeroout(); it never returns a positive value. The zeroing failure check in ntfs_attr_fallocate() therefore never fired, so a failed zeroing operation was silently ignored: the loop kept going, the newly allocated clusters were folded into initialized_size and the write could succeed leaving stale on-disk data. Treat any nonzero return as an error and abort the allocation.
Impacted products
Vendor Product Version
Linux Linux Version: 495e90fa334828d4119061e2726af51d0a0fb4ed
Version: 495e90fa334828d4119061e2726af51d0a0fb4ed
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/ntfs/attrib.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "versionType": "git"
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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          "versions": [
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              "version": "7.1"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
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            {
              "lessThanOrEqual": "7.2.*",
              "status": "unaffected",
              "version": "7.2.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
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          "nodes": [
            {
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2.7",
                  "versionStartIncluding": "7.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.3",
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                  "vulnerable": true
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              ],
              "negate": false,
              "operator": "OR"
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: treat any nonzero dio zero-range return as an error\n\nntfs_dio_zero_range() returns either 0 or a negative errno from\nblkdev_issue_zeroout(); it never returns a positive value.  The\nzeroing failure check in ntfs_attr_fallocate() therefore never fired,\nso a failed zeroing operation was silently ignored: the loop kept\ngoing, the newly allocated clusters were folded into initialized_size\nand the write could succeed leaving stale on-disk data.\n\nTreat any nonzero return as an error and abort the allocation."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-19T09:14:31.014Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/56392b0d5290ff2b05fc673bc07803b8ae4cfd1b"
        },
        {
          "url": "https://git.kernel.org/stable/c/607a9478833db656e7ceac8e9e382fa4acfde545"
        }
      ],
      "title": "ntfs: treat any nonzero dio zero-range return as an error",
      "x_generator": {
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  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-98137",
    "datePublished": "2026-09-25T10:36:14.744Z",
    "dateReserved": "2026-09-25T10:25:14.319Z",
    "dateUpdated": "2026-10-19T09:14:31.014Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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