msrc_cve-2024-2511
Vulnerability from csaf_microsoft
Published
2024-04-02 07:00
Modified
2025-05-27 00:00
Summary
Unbounded memory growth with session handling in TLSv1.3

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-2024-2511 Unbounded memory growth with session handling in TLSv1.3 - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2024-2511.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": "Unbounded memory growth with session handling in TLSv1.3",
    "tracking": {
      "current_release_date": "2025-05-27T00:00:00.000Z",
      "generator": {
        "date": "2025-10-20T01:14:16.755Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2024-2511",
      "initial_release_date": "2024-04-02T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2024-04-15T00:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
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        {
          "date": "2024-06-30T07:00:00.000Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "Information published."
        },
        {
          "date": "2024-07-13T00:00:00.000Z",
          "legacy_version": "1.2",
          "number": "3",
          "summary": "Information published."
        },
        {
          "date": "2024-08-29T00:00:00.000Z",
          "legacy_version": "1.3",
          "number": "4",
          "summary": "Information published."
        },
        {
          "date": "2024-08-30T00:00:00.000Z",
          "legacy_version": "1.4",
          "number": "5",
          "summary": "Information published."
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        {
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          "legacy_version": "1.5",
          "number": "6",
          "summary": "Information published."
        },
        {
          "date": "2024-09-01T00:00:00.000Z",
          "legacy_version": "1.6",
          "number": "7",
          "summary": "Information published."
        },
        {
          "date": "2024-09-02T00:00:00.000Z",
          "legacy_version": "1.7",
          "number": "8",
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        },
        {
          "date": "2024-09-03T00:00:00.000Z",
          "legacy_version": "1.8",
          "number": "9",
          "summary": "Information published."
        },
        {
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          "legacy_version": "1.9",
          "number": "10",
          "summary": "Information published."
        },
        {
          "date": "2024-09-06T00:00:00.000Z",
          "legacy_version": "2",
          "number": "11",
          "summary": "Information published."
        },
        {
          "date": "2024-09-07T00:00:00.000Z",
          "legacy_version": "2.1",
          "number": "12",
          "summary": "Information published."
        },
        {
          "date": "2024-09-08T00:00:00.000Z",
          "legacy_version": "2.2",
          "number": "13",
          "summary": "Information published."
        },
        {
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          "number": "14",
          "summary": "Information published."
        },
        {
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        },
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          "legacy_version": "2.6",
          "number": "17",
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        },
        "product_reference": "19813",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 hvloader 1.0.1-5 as a component of CBL Mariner 2.0",
          "product_id": "17086-2"
        },
        "product_reference": "2",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cbl2 hvloader 1.0.1-5 as a component of CBL Mariner 2.0",
          "product_id": "19809-17086"
        },
        "product_reference": "19809",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "azl3 qemu 8.2.0-16 as a component of Azure Linux 3.0",
          "product_id": "17084-10"
        },
        "product_reference": "10",
        "relates_to_product_reference": "17084"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-2511",
      "cwe": {
        "id": "CWE-1325",
        "name": "Improperly Controlled Sequential Memory Allocation"
      },
      "flags": [
        {
          "label": "component_not_present",
          "product_ids": [
            "17084-10"
          ]
        },
        {
          "label": "vulnerable_code_not_present",
          "product_ids": [
            "17086-6"
          ]
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "openssl",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "17178-17086",
          "17291-17086",
          "16977-17086",
          "16982-17084",
          "17627-17084",
          "16990-17084",
          "17715-17084",
          "19786-17084",
          "19740-17084",
          "19801-17086",
          "19807-17084",
          "19813-17086",
          "19809-17086"
        ],
        "known_affected": [
          "17086-12",
          "17086-11",
          "17086-15",
          "17084-14",
          "17084-9",
          "17084-13",
          "17084-8",
          "17084-5",
          "17084-7",
          "17086-4",
          "17084-3",
          "17086-1",
          "17086-2"
        ],
        "known_not_affected": [
          "17086-6",
          "17084-10"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2024-2511 Unbounded memory growth with session handling in TLSv1.3 - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2024-2511.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2024-04-15T00:00:00.000Z",
          "details": "1.0.1-6:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-12",
            "17086-2"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-15T00:00:00.000Z",
          "details": "1.1.1k-30:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-11",
            "17086-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-15T00:00:00.000Z",
          "details": "-:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-15",
            "17084-14"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-15T00:00:00.000Z",
          "details": "20240524git3e722403cd16-8:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-9"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-15T00:00:00.000Z",
          "details": "20.14.0-1:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-13",
            "17084-7"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-15T00:00:00.000Z",
          "details": "3.3.0-1:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17084-8",
            "17084-5"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        },
        {
          "category": "vendor_fix",
          "date": "2024-04-15T00:00:00.000Z",
          "details": "38.0.72.2-1:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-4",
            "17084-3"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "environmentalsScore": 0.0,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 5.9,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "17086-12",
            "17086-11",
            "17086-15",
            "17084-14",
            "17084-9",
            "17084-13",
            "17084-8",
            "17084-5",
            "17084-7",
            "17086-4",
            "17084-3",
            "17086-1",
            "17086-2"
          ]
        }
      ],
      "title": "Unbounded memory growth with session handling in TLSv1.3"
    }
  ]
}


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