msrc_cve-2023-22745
Vulnerability from csaf_microsoft
Published
2023-01-04 00:00
Modified
2023-01-24 00:00
Summary
Buffer Overlow in TSS2_RC_Decode in tpm2-tss

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-2023-22745 Buffer Overlow in TSS2_RC_Decode in tpm2-tss - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-22745.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": "Buffer Overlow in TSS2_RC_Decode in tpm2-tss",
    "tracking": {
      "current_release_date": "2023-01-24T00:00:00.000Z",
      "generator": {
        "date": "2025-10-20T00:11:59.031Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2023-22745",
      "initial_release_date": "2023-01-04T00:00:00.000Z",
      "revision_history": [
        {
          "date": "2023-01-24T00:00:00.000Z",
          "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_name",
            "name": "Azure Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003ccm1 tpm2-tss 2.4.6-2",
                "product": {
                  "name": "\u003ccm1 tpm2-tss 2.4.6-2",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version",
                "name": "cm1 tpm2-tss 2.4.6-2",
                "product": {
                  "name": "cm1 tpm2-tss 2.4.6-2",
                  "product_id": "17999"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 tpm2-tss 2.4.6-2",
                "product": {
                  "name": "\u003ccbl2 tpm2-tss 2.4.6-2",
                  "product_id": "1"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 tpm2-tss 2.4.6-2",
                "product": {
                  "name": "cbl2 tpm2-tss 2.4.6-2",
                  "product_id": "18000"
                }
              }
            ],
            "category": "product_name",
            "name": "tpm2-tss"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccm1 tpm2-tss 2.4.6-2 as a component of CBL Mariner 1.0",
          "product_id": "16820-2"
        },
        "product_reference": "2",
        "relates_to_product_reference": "16820"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cm1 tpm2-tss 2.4.6-2 as a component of CBL Mariner 1.0",
          "product_id": "17999-16820"
        },
        "product_reference": "17999",
        "relates_to_product_reference": "16820"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccbl2 tpm2-tss 2.4.6-2 as a component of CBL Mariner 2.0",
          "product_id": "17086-1"
        },
        "product_reference": "1",
        "relates_to_product_reference": "17086"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cbl2 tpm2-tss 2.4.6-2 as a component of CBL Mariner 2.0",
          "product_id": "18000-17086"
        },
        "product_reference": "18000",
        "relates_to_product_reference": "17086"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-22745",
      "cwe": {
        "id": "CWE-120",
        "name": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)"
      },
      "notes": [
        {
          "category": "general",
          "text": "GitHub_M",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "17999-16820",
          "18000-17086"
        ],
        "known_affected": [
          "16820-2",
          "17086-1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-22745 Buffer Overlow in TSS2_RC_Decode in tpm2-tss - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-22745.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2023-01-24T00:00:00.000Z",
          "details": "2.4.6-2:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "16820-2",
            "17086-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "temporalScore": 6.4,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "16820-2",
            "17086-1"
          ]
        }
      ],
      "title": "Buffer Overlow in TSS2_RC_Decode in tpm2-tss"
    }
  ]
}


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