fkie_nvd - fkie_cve-2021-47474

fkie_cve-2021-47474

Vulnerability from fkie_nvd

Published

2024-05-22 09:15

Modified

2024-11-21 06:36

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix bulk-buffer overflow The driver is using endpoint-sized buffers but must not assume that the tx and rx buffers are of equal size or a malicious device could overflow the slab-allocated receive buffer when doing bulk transfers.

References

▼	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0
	af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncomedi: vmk80xx: fix bulk-buffer overflow\n\nThe driver is using endpoint-sized buffers but must not assume that the\ntx and rx buffers are of equal size or a malicious device could overflow\nthe slab-allocated receive buffer when doing bulk transfers."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: comedi: vmk80xx: corrige el desbordamiento masivo del b\u00fafer El controlador utiliza b\u00faferes del tama\u00f1o de un endpoint, pero no debe asumir que los b\u00faferes tx y rx son del mismo tama\u00f1o o un dispositivo malicioso podr\u00eda desbordar el b\u00fafer de recepci\u00f3n asignado por losa al realizar transferencias masivas."
    }
  ],
  "id": "CVE-2021-47474",
  "lastModified": "2024-11-21T06:36:15.077",
  "metrics": {},
  "published": "2024-05-22T09:15:09.287",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

cve-2021-47474

Vulnerability from cvelistv5

Published

2024-05-22 08:19

Modified

2024-12-19 07:43

Severity ?

Summary

References

▼	URL	Tags
	https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7
	https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973
	https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772
	https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b
	https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993
	https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0
	https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3
	https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2
	https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d

Impacted products

Vendor

Product

Version

▼

Linux

Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb
Version: 985cafccbf9b7f862aa1c5ee566801e18b5161fb

Linux

Version: 2.6.31

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-47474",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-10T18:55:02.820898Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-10T18:55:10.246Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:39:59.764Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/comedi/drivers/vmk80xx.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e0e6a63fd97ad95fe05dfd77268a1952551e11a7",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "7cfb35db607760698d299fd1cf7402dfa8f09973",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "0866dcaa828c21bc2f94dac00e086078f11b5772",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "063f576c43d589a4c153554b681d32b3f8317c7b",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "1ae4715121a57bc6fa29fd992127b01907f2f993",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "b7fd7f3387f070215e6be341e68eb5c087eeecc0",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "7b0e356189327287d0eb98ec081bd6dd97068cd3",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            },
            {
              "lessThan": "78cdfd62bd54af615fba9e3ca1ba35de39d3871d",
              "status": "affected",
              "version": "985cafccbf9b7f862aa1c5ee566801e18b5161fb",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/comedi/drivers/vmk80xx.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.31"
            },
            {
              "lessThan": "2.6.31",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.4.*",
              "status": "unaffected",
              "version": "4.4.292",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.290",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.255",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.217",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.159",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.79",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.14.*",
              "status": "unaffected",
              "version": "5.14.18",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncomedi: vmk80xx: fix bulk-buffer overflow\n\nThe driver is using endpoint-sized buffers but must not assume that the\ntx and rx buffers are of equal size or a malicious device could overflow\nthe slab-allocated receive buffer when doing bulk transfers."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T07:43:06.307Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7"
        },
        {
          "url": "https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973"
        },
        {
          "url": "https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772"
        },
        {
          "url": "https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7b"
        },
        {
          "url": "https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993"
        },
        {
          "url": "https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0"
        },
        {
          "url": "https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3"
        },
        {
          "url": "https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2"
        },
        {
          "url": "https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871d"
        }
      ],
      "title": "comedi: vmk80xx: fix bulk-buffer overflow",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47474",
    "datePublished": "2024-05-22T08:19:28.759Z",
    "dateReserved": "2024-05-22T06:20:56.199Z",
    "dateUpdated": "2024-12-19T07:43:06.307Z",
    "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.

Action not permitted