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

Vulnerability from cvelistv5 – Published: 2026-05-27 12:55 – Updated: 2026-06-14 17:47
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.
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 265dfe8ebbabae7959060bd1c3f75c2473b697ed , < 2c2c14b7dfccad8c5a28802849e40c21252e4c28 (git)
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)
guessed Create a notification for this product.
Linux Linux Affected: 5.15
Unaffected: 0 , < 5.15 (semver)
Unaffected: 6.1.175 , ≤ 6.1.* (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 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website

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                "negate": false,
                "operator": "OR"
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            ]
          }
        ],
        "cveTags": [],
        "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."
          }
        ],
        "id": "CVE-2026-45997",
        "lastModified": "2026-06-17T10:52:52.240",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2026-05-27T14:17:17.280",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/13e550fbfccdb311e76ec96892dfe35f0dba0657"
          },
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            "tags": [
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          },
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            "tags": [
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          },
          {
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            "tags": [
              "Patch"
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            "url": "https://git.kernel.org/stable/c/2c2c14b7dfccad8c5a28802849e40c21252e4c28"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/a95d38c5701431bfc826e7b18acc0785919d5c88"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/b64b4f499801b12d0e2785447e4df6c164c608a9"
          }
        ],
        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "NVD-CWE-noinfo"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-28T06:31:54+00:00",
      "cve": "CVE-2026-45997",
      "id": "CVE-2026-45997",
      "initial_release_date": "2026-05-27T00:00:00+00:00",
      "product_status:known_affected": "246",
      "product_status:known_not_affected": "28",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: scsi: sd: fix missing put_disk() when device_add(\u0026#38;disk_dev) fails",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45997.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-11T01:13:35Z",
      "cve": "CVE-2026-45997",
      "id": "CVE-2026-45997",
      "initial_release_date": "2026-05-28T03:54:41Z",
      "product_status:first_fixed": "2",
      "product_status:known_affected": "558",
      "product_status:known_not_affected": "91",
      "product_status:recommended": "277",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-45997",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-45997.json",
      "version": "16"
    }
  }
}



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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

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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