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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JSON

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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

Vulnerability from cvelistv5

Published

2024-10-29 00:50

Modified

2024-12-19 09:32

Severity ?

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

▼

Linux

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

Linux

Version: 6.5

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/block/ublk_drv.c",
            "include/uapi/linux/ublk_cmd.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "6414ab5c9c9c068eca6dc4fd3a036bc4b83164dc",
              "status": "affected",
              "version": "1172d5b8beca6b899deb9f7f2850e7e47ec16198",
              "versionType": "git"
            },
            {
              "lessThan": "8f3d5686a2409877c5e8e2540774d24ed2b4a4ce",
              "status": "affected",
              "version": "1172d5b8beca6b899deb9f7f2850e7e47ec16198",
              "versionType": "git"
            },
            {
              "lessThan": "42aafd8b48adac1c3b20fe5892b1b91b80c1a1e6",
              "status": "affected",
              "version": "1172d5b8beca6b899deb9f7f2850e7e47ec16198",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/block/ublk_drv.c",
            "include/uapi/linux/ublk_cmd.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.5"
            },
            {
              "lessThan": "6.5",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.58",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.11.*",
              "status": "unaffected",
              "version": "6.11.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.12",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T09:32:37.272Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/6414ab5c9c9c068eca6dc4fd3a036bc4b83164dc"
        },
        {
          "url": "https://git.kernel.org/stable/c/8f3d5686a2409877c5e8e2540774d24ed2b4a4ce"
        },
        {
          "url": "https://git.kernel.org/stable/c/42aafd8b48adac1c3b20fe5892b1b91b80c1a1e6"
        }
      ],
      "title": "ublk: don\u0027t allow user copy for unprivileged device",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-50080",
    "datePublished": "2024-10-29T00:50:22.561Z",
    "dateReserved": "2024-10-21T19:36:19.941Z",
    "dateUpdated": "2024-12-19T09:32:37.272Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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