CVE-2026-45997 (GCVE-0-2026-45997)

Vulnerability from cvelistv5 – Published: 2026-05-27 12:55 – Updated: 2026-05-27 12:55
VLAI
Title
scsi: sd: fix missing put_disk() when device_add(&disk_dev) fails
Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: sd: fix missing put_disk() when device_add(&disk_dev) fails If device_add(&sdkp->disk_dev) fails, put_device() runs scsi_disk_release(), which frees the scsi_disk but leaves the gendisk referenced. The device_add_disk() error path in sd_probe() calls put_disk(gd); call put_disk(gd) here to mirror that cleanup.
Severity
No CVSS data available.
Assigner
Impacted products
Vendor Product Version
Linux Linux Affected: 265dfe8ebbabae7959060bd1c3f75c2473b697ed , < 262152ec37101f9dc524743ccdbd6c7641d14573 (git)
Affected: 265dfe8ebbabae7959060bd1c3f75c2473b697ed , < b64b4f499801b12d0e2785447e4df6c164c608a9 (git)
Affected: 265dfe8ebbabae7959060bd1c3f75c2473b697ed , < 13e550fbfccdb311e76ec96892dfe35f0dba0657 (git)
Affected: 265dfe8ebbabae7959060bd1c3f75c2473b697ed , < a95d38c5701431bfc826e7b18acc0785919d5c88 (git)
Affected: 265dfe8ebbabae7959060bd1c3f75c2473b697ed , < 1e111c4b3a726df1254670a5cc4868cedb946d37 (git)
Affected: d56459d361a9a99bead8b594635353053271356c (git)
Affected: a3e5a9208466b63f27a2509a691023b446ea5105 (git)
Affected: 4e8e6427319de323f613caa8fd37120df83138d0 (git)
Affected: eadb60bcc2005247d97dcb3becee57aba4024ff4 (git)
Affected: 350d048cc506368a316f0bc4082426b24a2a9fc0 (git)
Affected: 60df9f55562a57173a11b6c7011eee40dfa48157 (git)
Affected: e95f62013a1159eeea752bb52df0683ee77f70ca (git)
Affected: 4.4.288 , < 4.5 (semver)
Affected: 4.9.286 , < 4.10 (semver)
Affected: 4.14.250 , < 4.15 (semver)
Affected: 4.19.210 , < 4.20 (semver)
Affected: 5.4.152 , < 5.5 (semver)
Affected: 5.10.72 , < 5.11 (semver)
Affected: 5.14.11 , < 5.15 (semver)
Create a notification for this product.
Linux Linux Affected: 5.15
Unaffected: 0 , < 5.15 (semver)
Unaffected: 6.6.140 , ≤ 6.6.* (semver)
Unaffected: 6.12.86 , ≤ 6.12.* (semver)
Unaffected: 6.18.27 , ≤ 6.18.* (semver)
Unaffected: 7.0.4 , ≤ 7.0.* (semver)
Unaffected: 7.1-rc1 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website

{
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            {
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              "versionType": "git"
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              "versionType": "git"
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              "version": "4.14.250",
              "versionType": "semver"
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          "vendor": "Linux",
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              "status": "affected",
              "version": "5.15"
            },
            {
              "lessThan": "5.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
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            },
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              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.86",
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            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.27",
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            },
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              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: sd: fix missing put_disk() when device_add(\u0026disk_dev) fails\n\nIf device_add(\u0026sdkp-\u003edisk_dev) fails, put_device() runs\nscsi_disk_release(), which frees the scsi_disk but leaves the gendisk\nreferenced. The device_add_disk() error path in sd_probe() calls\nput_disk(gd); call put_disk(gd) here to mirror that cleanup."
        }
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      "providerMetadata": {
        "dateUpdated": "2026-05-27T12:55:51.154Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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          "url": "https://git.kernel.org/stable/c/262152ec37101f9dc524743ccdbd6c7641d14573"
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        {
          "url": "https://git.kernel.org/stable/c/1e111c4b3a726df1254670a5cc4868cedb946d37"
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      ],
      "title": "scsi: sd: fix missing put_disk() when device_add(\u0026disk_dev) fails",
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        "engine": "bippy-1.2.0"
      }
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    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-45997",
    "datePublished": "2026-05-27T12:55:51.154Z",
    "dateReserved": "2026-05-13T15:03:33.091Z",
    "dateUpdated": "2026-05-27T12:55:51.154Z",
    "state": "PUBLISHED"
  },
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  "vulnerability-lookup:meta": {
    "epss": {
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      "date": "2026-05-29",
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      "percentile": "0.05164"
    },
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  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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