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

Vulnerability from cvelistv5 – Published: 2022-10-21 00:00 – Updated: 2026-10-14 13:51
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
VulDB CNA under the mitre root
CNA scorecard B 82/100 over 3875 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Linux Kernel Affected: n/a
guessed Create a notification for this product.
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem Affected: 0 , < V1.1 (custom)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T01:14:02.789Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vdb-entry",
              "technical-description",
              "x_transferred"
            ],
            "url": "https://vuldb.com/?id.211930"
          },
          {
            "tags": [
              "signature",
              "permissions-required",
              "x_transferred"
            ],
            "url": "https://vuldb.com/?ctiid.211930"
          },
          {
            "tags": [
              "patch",
              "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": "2025-04-23T16:45:16.589Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "affected": [
          {
            "defaultStatus": "unknown",
            "product": "SIMATIC S7-1500 TM MFP - GNU/Linux subsystem",
            "vendor": "Siemens",
            "versions": [
              {
                "lessThan": "V1.1",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-14T13:51:46.022Z",
          "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
          "shortName": "siemens-SADP"
        },
        "references": [
          {
            "url": "https://cert-portal.siemens.com/productcert/html/ssa-794697.html"
          }
        ],
        "x_adpType": "supplier"
      }
    ],
    "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",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 2.6,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 1.4,
            "vectorString": "AV:A/AC:H/Au:S/C:N/I:N/A:P",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "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"
          ],
          "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": "2026-10-14T13:51:46.022Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-3629",
      "date": "2026-10-14",
      "epss": "0.00348",
      "percentile": "0.26747"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "Kernel",
                "vendor": "Linux",
                "versions": [
                  {
                    "status": "affected",
                    "version": "n/a"
                  }
                ]
              }
            ],
            "source": "cna@vuldb.com"
          },
          {
            "affectedData": [
              {
                "defaultStatus": "unknown",
                "product": "SIMATIC S7-1500 TM MFP - GNU/Linux subsystem",
                "vendor": "Siemens",
                "versions": [
                  {
                    "lessThan": "V1.1",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              }
            ],
            "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "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": "es",
            "value": "Se ha encontrado una vulnerabilidad en el Kernel de Linux. Ha sido declarada como problem\u00e1tica. Esta vulnerabilidad afecta a la funci\u00f3n vsock_connect del archivo net/vmw_vsock/af_vsock.c del componente IPsec. La manipulaci\u00f3n conlleva a una p\u00e9rdida de memoria. Es recomendado aplicar un parche para corregir este problema. VDB-211930 es el identificador asignado a esta vulnerabilidad"
          }
        ],
        "id": "CVE-2022-3629",
        "lastModified": "2026-10-14T14:17:26.647",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "LOW",
              "cvssData": {
                "accessComplexity": "HIGH",
                "accessVector": "ADJACENT_NETWORK",
                "authentication": "SINGLE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 1.4,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:A/AC:H/Au:S/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 2.5,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "cna@vuldb.com",
              "type": "Secondary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "ADJACENT_NETWORK",
                "availabilityImpact": "LOW",
                "baseScore": 2.6,
                "baseSeverity": "LOW",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L",
                "version": "3.1"
              },
              "exploitabilityScore": 1.2,
              "impactScore": 1.4,
              "source": "cna@vuldb.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "LOW",
                "baseScore": 3.3,
                "baseSeverity": "LOW",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 1.4,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2022-3629",
                "options": [
                  {
                    "exploitation": "none"
                  },
                  {
                    "automatable": "no"
                  },
                  {
                    "technicalImpact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T13:03:09.053641Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2022-10-21T06:15:09.710",
        "references": [
          {
            "source": "cna@vuldb.com",
            "tags": [
              "Mailing List",
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=7e97cfed9929eaabc41829c395eb0d1350fccb9d"
          },
          {
            "source": "cna@vuldb.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://vuldb.com/?ctiid.211930"
          },
          {
            "source": "cna@vuldb.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://vuldb.com/?id.211930"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=7e97cfed9929eaabc41829c395eb0d1350fccb9d"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://vuldb.com/?ctiid.211930"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://vuldb.com/?id.211930"
          },
          {
            "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
            "url": "https://cert-portal.siemens.com/productcert/html/ssa-794697.html"
          }
        ],
        "sourceIdentifier": "cna@vuldb.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-401"
              }
            ],
            "source": "cna@vuldb.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-401"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-10-14T15:48:44+00:00",
      "cve": "CVE-2022-3629",
      "id": "CVE-2022-3629",
      "initial_release_date": "2022-08-08T09:00:00+00:00",
      "product_status:known_affected": "108",
      "product_status:known_not_affected": "90",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: memory leak in the function vsock_connect of Virtual Socket Protocol",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-3629.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "providerMetadata": {
              "dateUpdated": "2024-08-03T01:14:02.789Z",
              "orgId": "af854a3a-2127-422b-91ae-364da2661108",
              "shortName": "CVE"
            },
            "references": [
              {
                "tags": [
                  "vdb-entry",
                  "technical-description",
                  "x_transferred"
                ],
                "url": "https://vuldb.com/?id.211930"
              },
              {
                "tags": [
                  "signature",
                  "permissions-required",
                  "x_transferred"
                ],
                "url": "https://vuldb.com/?ctiid.211930"
              },
              {
                "tags": [
                  "patch",
                  "x_transferred"
                ],
                "url": "https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=7e97cfed9929eaabc41829c395eb0d1350fccb9d"
              }
            ],
            "title": "CVE Program Container"
          },
          {
            "affected": [
              {
                "defaultStatus": "unknown",
                "product": "SIMATIC S7-1500 TM MFP - GNU/Linux subsystem",
                "vendor": "Siemens",
                "versions": [
                  {
                    "lessThan": "V1.1",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2026-10-14T13:51:46.022Z",
              "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
              "shortName": "siemens-SADP"
            },
            "references": [
              {
                "url": "https://cert-portal.siemens.com/productcert/html/ssa-794697.html"
              }
            ],
            "x_adpType": "supplier"
          },
          {
            "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",
                "version": "3.1"
              }
            },
            {
              "cvssV3_0": {
                "baseScore": 2.6,
                "baseSeverity": "LOW",
                "vectorString": "CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L",
                "version": "3.0"
              }
            },
            {
              "cvssV2_0": {
                "baseScore": 1.4,
                "vectorString": "AV:A/AC:H/Au:S/C:N/I:N/A:P",
                "version": "2.0"
              }
            }
          ],
          "problemTypes": [
            {
              "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"
              ],
              "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": "2026-10-14T13:51:46.022Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.

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.
Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

JSON

Loading timeline…




    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.