msrc_cve-2022-2929
Vulnerability from csaf_microsoft
Published
2022-10-02 00:00
Modified
2024-07-12 00:00
Summary
DHCP memory leak

Notes

Additional Resources
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer
The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.


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{
  "document": {
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2022-2929 DHCP memory leak - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2022/msrc_cve-2022-2929.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "DHCP memory leak",
    "tracking": {
      "current_release_date": "2024-07-12T00:00:00.000Z",
      "generator": {
        "date": "2025-10-24T03:05:14.177Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2022-2929",
      "initial_release_date": "2022-10-02T00:00:00.000Z",
      "revision_history": [
        {
          "date": "2024-07-12T00:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "1.0",
                "product": {
                  "name": "CBL Mariner 1.0",
                  "product_id": "16820"
                }
              },
              {
                "category": "product_version",
                "name": "2.0",
                "product": {
                  "name": "CBL Mariner 2.0",
                  "product_id": "17086"
                }
              },
              {
                "category": "product_version",
                "name": "3.0",
                "product": {
                  "name": "Azure Linux 3.0",
                  "product_id": "17084"
                }
              }
            ],
            "category": "product_name",
            "name": "Azure Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003ccm1 dhcp 4.4.2-3",
                "product": {
                  "name": "\u003ccm1 dhcp 4.4.2-3",
                  "product_id": "4"
                }
              },
              {
                "category": "product_version",
                "name": "cm1 dhcp 4.4.2-3",
                "product": {
                  "name": "cm1 dhcp 4.4.2-3",
                  "product_id": "18593"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 dhcp 4.4.3-3",
                "product": {
                  "name": "\u003ccbl2 dhcp 4.4.3-3",
                  "product_id": "3"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 dhcp 4.4.3-3",
                "product": {
                  "name": "cbl2 dhcp 4.4.3-3",
                  "product_id": "18594"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 dhcp 4.4.3.P1-1",
                "product": {
                  "name": "\u003cazl3 dhcp 4.4.3.P1-1",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 dhcp 4.4.3.P1-1",
                "product": {
                  "name": "azl3 dhcp 4.4.3.P1-1",
                  "product_id": "18595"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 dhcp 4.4.3-2",
                "product": {
                  "name": "\u003cazl3 dhcp 4.4.3-2",
                  "product_id": "1"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 dhcp 4.4.3-2",
                "product": {
                  "name": "azl3 dhcp 4.4.3-2",
                  "product_id": "19973"
                }
              }
            ],
            "category": "product_name",
            "name": "dhcp"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccm1 dhcp 4.4.2-3 as a component of CBL Mariner 1.0",
          "product_id": "16820-4"
        },
        "product_reference": "4",
        "relates_to_product_reference": "16820"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
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        },
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        "relates_to_product_reference": "16820"
      },
      {
        "category": "default_component_of",
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        },
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        "relates_to_product_reference": "17086"
      },
      {
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          "product_id": "18594-17086"
        },
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        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
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        },
        "product_reference": "2",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "azl3 dhcp 4.4.3.P1-1 as a component of Azure Linux 3.0",
          "product_id": "18595-17084"
        },
        "product_reference": "18595",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
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        },
        "product_reference": "1",
        "relates_to_product_reference": "17084"
      },
      {
        "category": "default_component_of",
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          "product_id": "19973-17084"
        },
        "product_reference": "19973",
        "relates_to_product_reference": "17084"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-2929",
      "cwe": {
        "id": "CWE-770",
        "name": "Allocation of Resources Without Limits or Throttling"
      },
      "notes": [
        {
          "category": "general",
          "text": "isc",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "18593-16820",
          "18594-17086",
          "18595-17084",
          "19973-17084"
        ],
        "known_affected": [
          "16820-4",
          "17086-3",
          "17084-2",
          "17084-1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2022-2929 DHCP memory leak - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2022/msrc_cve-2022-2929.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2024-07-12T00:00:00.000Z",
          "details": "4.4.2-3:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "16820-4"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-07-12T00:00:00.000Z",
          "details": "4.4.3-3:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-3"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-07-12T00:00:00.000Z",
          "details": "4.4.3.P1-1:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-2",
            "17084-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "environmentalsScore": 0.0,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 6.5,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "16820-4",
            "17086-3",
            "17084-2",
            "17084-1"
          ]
        }
      ],
      "title": "DHCP memory leak"
    }
  ]
}


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