github - ghsa-4mgj-f599-w3j8

ghsa-4mgj-f599-w3j8

Vulnerability from github

Published

2024-10-29 03:31

Modified

2024-10-30 18:30

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

In the Linux kernel, the following vulnerability has been resolved:

ublk: don't allow user copy for unprivileged device

UBLK_F_USER_COPY requires userspace to call write() on ublk char device for filling request buffer, and unprivileged device can't be trusted.

So don't allow user copy for unprivileged device.

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{
  "affected": [],
  "aliases": [
    "CVE-2024-50080"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-10-29T01:15:05Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nublk: don\u0027t allow user copy for unprivileged device\n\nUBLK_F_USER_COPY requires userspace to call write() on ublk char\ndevice for filling request buffer, and unprivileged device can\u0027t\nbe trusted.\n\nSo don\u0027t allow user copy for unprivileged device.",
  "id": "GHSA-4mgj-f599-w3j8",
  "modified": "2024-10-30T18:30:48Z",
  "published": "2024-10-29T03:31:06Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-50080"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/42aafd8b48adac1c3b20fe5892b1b91b80c1a1e6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6414ab5c9c9c068eca6dc4fd3a036bc4b83164dc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8f3d5686a2409877c5e8e2540774d24ed2b4a4ce"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2024-50080 (GCVE-0-2024-50080)

Vulnerability from cvelistv5

Published

2024-10-29 00:50

Modified

2025-10-01 20:27

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: ublk: don't allow user copy for unprivileged device UBLK_F_USER_COPY requires userspace to call write() on ublk char device for filling request buffer, and unprivileged device can't be trusted. So don't allow user copy for unprivileged device.

References

URL

Tags

	https://git.kernel.org/stable/c/6414ab5c9c9c068eca6dc4fd3a036bc4b83164dc
	https://git.kernel.org/stable/c/8f3d5686a2409877c5e8e2540774d24ed2b4a4ce
	https://git.kernel.org/stable/c/42aafd8b48adac1c3b20fe5892b1b91b80c1a1e6

Impacted products

Vendor

Product

Version

Version: 1172d5b8beca6b899deb9f7f2850e7e47ec16198
Version: 1172d5b8beca6b899deb9f7f2850e7e47ec16198
Version: 1172d5b8beca6b899deb9f7f2850e7e47ec16198

Version: 6.5

Show details on NVD website

To clipboard

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              "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",
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                "timestamp": "2025-10-01T20:23:18.941613Z",
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        "providerMetadata": {
          "dateUpdated": "2025-10-01T20:27:20.689Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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        }
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    "datePublished": "2024-10-29T00:50:22.561Z",
    "dateReserved": "2024-10-21T19:36:19.941Z",
    "dateUpdated": "2025-10-01T20:27:20.689Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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