CVE-2022-3629 (GCVE-0-2022-3629)

Vulnerability from cvelistv5 – Published: 2022-10-21 00:00 – Updated: 2025-04-23 16:45
VLAI
Title
Linux Kernel af_vsock.c vsock_connect memory leak
Summary
A vulnerability was found in Linux Kernel. It has been declared as problematic. This vulnerability affects the function vsock_connect of the file net/vmw_vsock/af_vsock.c. The manipulation leads to memory leak. The complexity of an attack is rather high. The exploitation appears to be difficult. It is recommended to apply a patch to fix this issue. VDB-211930 is the identifier assigned to this vulnerability.
Severity
2.6 (Low)
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
2.6 (Low)
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-23 13:03 UTC
CWE
Assigner
References
URL Tags
https://vuldb.com/?id.211930 vdb-entrytechnical-description
https://vuldb.com/?ctiid.211930 signaturepermissions-required
https://git.kernel.org/pub/scm/linux/kernel/git/k… patch
Impacted products
Vendor Product Version CPE status
Linux Kernel Affected: n/a
guessed Create a notification for this product.
Show details on NVD website
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                  "x_transferred"
                ],
                "url": "https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=7e97cfed9929eaabc41829c395eb0d1350fccb9d"
              }
            ],
            "title": "CVE Program Container"
          },
          {
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2022-3629",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2025-04-23T13:03:09.053641Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-04-23T13:03:10.914Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "Kernel",
              "vendor": "Linux",
              "versions": [
                {
                  "status": "affected",
                  "version": "n/a"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "A vulnerability was found in Linux Kernel. It has been declared as problematic. This vulnerability affects the function vsock_connect of the file net/vmw_vsock/af_vsock.c. The manipulation leads to memory leak. The complexity of an attack is rather high. The exploitation appears to be difficult. It is recommended to apply a patch to fix this issue. VDB-211930 is the identifier assigned to this vulnerability."
            },
            {
              "lang": "de",
              "value": "In Linux Kernel wurde eine Schwachstelle ausgemacht. Sie wurde als problematisch eingestuft. Es geht um die Funktion vsock_connect der Datei net/vmw_vsock/af_vsock.c. Durch Manipulation mit unbekannten Daten kann eine memory leak-Schwachstelle ausgenutzt werden. Die Komplexit\u00e4t eines Angriffs ist eher hoch. Das Ausnutzen gilt als schwierig. Als bestm\u00f6gliche Massnahme wird Patching empfohlen."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "baseScore": 2.6,
                "baseSeverity": "LOW",
                "vectorString": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L",
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                "baseSeverity": "LOW",
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                "vectorString": "AV:A/AC:H/Au:S/C:N/I:N/A:P",
                "version": "2.0"
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          ],
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            {
              "descriptions": [
                {
                  "cweId": "CWE-401",
                  "description": "CWE-401 Memory Leak",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2023-10-20T14:02:42.617Z",
            "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
            "shortName": "VulDB"
          },
          "references": [
            {
              "tags": [
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://vuldb.com/?id.211930"
            },
            {
              "tags": [
                "signature",
                "permissions-required"
              ],
              "url": "https://vuldb.com/?ctiid.211930"
            },
            {
              "tags": [
                "patch"
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              "url": "https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=7e97cfed9929eaabc41829c395eb0d1350fccb9d"
            }
          ],
          "timeline": [
            {
              "lang": "en",
              "time": "2022-10-21T00:00:00.000Z",
              "value": "Advisory disclosed"
            },
            {
              "lang": "en",
              "time": "2022-10-21T00:00:00.000Z",
              "value": "CVE reserved"
            },
            {
              "lang": "en",
              "time": "2022-10-21T02:00:00.000Z",
              "value": "VulDB entry created"
            },
            {
              "lang": "en",
              "time": "2023-01-03T12:44:50.000Z",
              "value": "VulDB entry last update"
            }
          ],
          "title": "Linux Kernel af_vsock.c vsock_connect memory leak"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "assignerShortName": "VulDB",
        "cveId": "CVE-2022-3629",
        "datePublished": "2022-10-21T00:00:00.000Z",
        "dateReserved": "2022-10-21T00:00:00.000Z",
        "dateUpdated": "2025-04-23T16:45:16.589Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.