CVE-2025-40197 (GCVE-0-2025-40197)

Vulnerability from cvelistv5 – Published: 2025-11-12 21:56 – Updated: 2026-05-11 21:44
VLAI?
Title
media: mc: Clear minor number before put device
Summary
In the Linux kernel, the following vulnerability has been resolved: media: mc: Clear minor number before put device The device minor should not be cleared after the device is released.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < dd156f44ea82cc249f46c519eed3b2f8983c8002 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 64dbc6f50ce92b7da203b1bcdd96a370bbc9b74d (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 5d327391f9fafeb0938be4fc538dd0bd54a0b2ef (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 8f52c7f38f0f2ee2afc331e6b873acba5e9490a8 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 7bd4e5367d0940ccec4d7546bb6bd019ab2c71aa (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 7db47e737128b3585ae679b709b85f3f44cd8750 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < ac01416d477c2dc6016782635ae022f8cc634a29 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 8cfc8cec1b4da88a47c243a11f384baefd092a50 (git)
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Linux Linux Unaffected: 5.4.301 , ≤ 5.4.* (semver)
Unaffected: 5.10.246 , ≤ 5.10.* (semver)
Unaffected: 5.15.195 , ≤ 5.15.* (semver)
Unaffected: 6.1.157 , ≤ 6.1.* (semver)
Unaffected: 6.6.113 , ≤ 6.6.* (semver)
Unaffected: 6.12.54 , ≤ 6.12.* (semver)
Unaffected: 6.17.4 , ≤ 6.17.* (semver)
Unaffected: 6.18 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/media/mc/mc-devnode.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
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              "versionType": "git"
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              "versionType": "git"
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              "status": "affected",
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              "versionType": "git"
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              "status": "affected",
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        },
        {
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          "product": "Linux",
          "programFiles": [
            "drivers/media/mc/mc-devnode.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.301",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.246",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.195",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.157",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.113",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.54",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.18",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.301",
                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "5.10.246",
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              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mc: Clear minor number before put device\n\nThe device minor should not be cleared after the device is released."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T21:44:38.167Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/dd156f44ea82cc249f46c519eed3b2f8983c8002"
        },
        {
          "url": "https://git.kernel.org/stable/c/64dbc6f50ce92b7da203b1bcdd96a370bbc9b74d"
        },
        {
          "url": "https://git.kernel.org/stable/c/5d327391f9fafeb0938be4fc538dd0bd54a0b2ef"
        },
        {
          "url": "https://git.kernel.org/stable/c/8f52c7f38f0f2ee2afc331e6b873acba5e9490a8"
        },
        {
          "url": "https://git.kernel.org/stable/c/7bd4e5367d0940ccec4d7546bb6bd019ab2c71aa"
        },
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        },
        {
          "url": "https://git.kernel.org/stable/c/ac01416d477c2dc6016782635ae022f8cc634a29"
        },
        {
          "url": "https://git.kernel.org/stable/c/8cfc8cec1b4da88a47c243a11f384baefd092a50"
        }
      ],
      "title": "media: mc: Clear minor number before put device",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40197",
    "datePublished": "2025-11-12T21:56:32.852Z",
    "dateReserved": "2025-04-16T07:20:57.178Z",
    "dateUpdated": "2026-05-11T21:44:38.167Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2025-40197",
      "date": "2026-05-22",
      "epss": "0.00058",
      "percentile": "0.18194"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-40197\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-11-12T22:15:46.797\",\"lastModified\":\"2025-11-14T16:42:30.503\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmedia: mc: Clear minor number before put device\\n\\nThe device minor should not be cleared after the device is released.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/5d327391f9fafeb0938be4fc538dd0bd54a0b2ef\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/64dbc6f50ce92b7da203b1bcdd96a370bbc9b74d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7bd4e5367d0940ccec4d7546bb6bd019ab2c71aa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7db47e737128b3585ae679b709b85f3f44cd8750\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8cfc8cec1b4da88a47c243a11f384baefd092a50\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8f52c7f38f0f2ee2afc331e6b873acba5e9490a8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ac01416d477c2dc6016782635ae022f8cc634a29\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/dd156f44ea82cc249f46c519eed3b2f8983c8002\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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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.



Detection rules are retrieved from Rulezet.