CVE-2021-47201
Vulnerability from cvelistv5
Published
2024-04-10 18:56
Modified
2024-11-04 12:01
Severity ?
Summary
iavf: free q_vectors before queues in iavf_disable_vf
Impacted products
Vendor Product Version
Linux Linux Version: 4.13
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-47201",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-04-10T19:51:02.253151Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:14:25.949Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:32:07.396Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/926e8c83d4c1c2dac0026637eb0d492df876489e"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/78638b47132244e3934dc5dc79f6372d5ce8e98c"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/9ef6589cac9a8c47f5544ccdf4c498093733bb3f"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/89f22f129696ab53cfbc608e0a2184d0fea46ac1"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/iavf/iavf_main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "926e8c83d4c1",
              "status": "affected",
              "version": "65c7006f234c",
              "versionType": "git"
            },
            {
              "lessThan": "78638b471322",
              "status": "affected",
              "version": "65c7006f234c",
              "versionType": "git"
            },
            {
              "lessThan": "9ef6589cac9a",
              "status": "affected",
              "version": "65c7006f234c",
              "versionType": "git"
            },
            {
              "lessThan": "89f22f129696",
              "status": "affected",
              "version": "65c7006f234c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/iavf/iavf_main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.13"
            },
            {
              "lessThan": "4.13",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.162",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.82",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.5",
              "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\niavf: free q_vectors before queues in iavf_disable_vf\n\niavf_free_queues() clears adapter-\u003enum_active_queues, which\niavf_free_q_vectors() relies on, so swap the order of these two function\ncalls in iavf_disable_vf(). This resolves a panic encountered when the\ninterface is disabled and then later brought up again after PF\ncommunication is restored."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-04T12:01:25.348Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/926e8c83d4c1c2dac0026637eb0d492df876489e"
        },
        {
          "url": "https://git.kernel.org/stable/c/78638b47132244e3934dc5dc79f6372d5ce8e98c"
        },
        {
          "url": "https://git.kernel.org/stable/c/9ef6589cac9a8c47f5544ccdf4c498093733bb3f"
        },
        {
          "url": "https://git.kernel.org/stable/c/89f22f129696ab53cfbc608e0a2184d0fea46ac1"
        }
      ],
      "title": "iavf: free q_vectors before queues in iavf_disable_vf",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47201",
    "datePublished": "2024-04-10T18:56:35.774Z",
    "dateReserved": "2024-03-25T09:12:14.117Z",
    "dateUpdated": "2024-11-04T12:01:25.348Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-47201\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-10T19:15:48.123\",\"lastModified\":\"2024-11-21T06:35:37.100\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\niavf: free q_vectors before queues in iavf_disable_vf\\n\\niavf_free_queues() clears adapter-\u003enum_active_queues, which\\niavf_free_q_vectors() relies on, so swap the order of these two function\\ncalls in iavf_disable_vf(). This resolves a panic encountered when the\\ninterface is disabled and then later brought up again after PF\\ncommunication is restored.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: iavf: libera q_vectors antes de las colas en iavf_disable_vf iavf_free_queues() borra adaptador-\u0026gt;num_active_queues, del que depende iavf_free_q_vectors(), por lo que se debe intercambiar el orden de estas dos llamadas de funci\u00f3n en iavf_disable_vf(). Esto resuelve un p\u00e1nico que se produce cuando se deshabilita la interfaz y luego se vuelve a activar despu\u00e9s de que se restablece la comunicaci\u00f3n PF.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/78638b47132244e3934dc5dc79f6372d5ce8e98c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/89f22f129696ab53cfbc608e0a2184d0fea46ac1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/926e8c83d4c1c2dac0026637eb0d492df876489e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9ef6589cac9a8c47f5544ccdf4c498093733bb3f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/78638b47132244e3934dc5dc79f6372d5ce8e98c\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/89f22f129696ab53cfbc608e0a2184d0fea46ac1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/926e8c83d4c1c2dac0026637eb0d492df876489e\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/9ef6589cac9a8c47f5544ccdf4c498093733bb3f\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.