fkie_cve-2021-3839
Vulnerability from fkie_nvd
Published
2022-08-23 16:15
Modified
2024-11-21 06:22
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg->payload.inflight.num_queues`, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability.
References
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2021-3839Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2025882Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2021-3839Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2025882Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5Patch, Third Party Advisory
Impacted products
Vendor Product Version
dpdk data_plane_development_kit *
dpdk data_plane_development_kit 22.03
dpdk data_plane_development_kit 22.03
dpdk data_plane_development_kit 22.03
fedoraproject fedora 35
redhat enterprise_linux 7.0
redhat enterprise_linux 8.0
redhat enterprise_linux 9.0
redhat enterprise_linux_fast_datapath 7.0
redhat enterprise_linux_fast_datapath 8.0


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:dpdk:data_plane_development_kit:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1A0B4C63-3F60-4058-AF0C-F5AEE921CB01",
              "versionEndExcluding": "22.03",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:dpdk:data_plane_development_kit:22.03:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "CB0AB20E-A20A-4087-B944-6A1B6E7E936B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:dpdk:data_plane_development_kit:22.03:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "4A0E6108-A040-4749-85A6-C1DA127F482A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:dpdk:data_plane_development_kit:22.03:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "844676DA-EA6F-4DA7-8248-6AD0139CC919",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
              "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:redhat:enterprise_linux_fast_datapath:7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "559A4609-EC7E-40CD-9165-5DA68CBCEE9B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:redhat:enterprise_linux_fast_datapath:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "BAE5723C-165D-4427-A8DF-82662A2E7A9F",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg-\u003epayload.inflight.num_queues`, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un fallo en la biblioteca vhost de DPDK. La funci\u00f3n vhost_user_set_inflight_fd() no comprueba \"msg-)payload.inflight.num_queues\", causando posiblemente una lectura/escritura de memoria fuera de l\u00edmites. Cualquier software usando la biblioteca DPDK vhost puede fallar como resultado de esta vulnerabilidad."
    }
  ],
  "id": "CVE-2021-3839",
  "lastModified": "2024-11-21T06:22:36.400",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-08-23T16:15:10.087",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://access.redhat.com/security/cve/CVE-2021-3839"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2025882"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://access.redhat.com/security/cve/CVE-2021-3839"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2025882"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • 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.