{
  "document": {
    "aggregate_severity": {
      "text": "Moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "CVE-2023-7250: fix flaw to prevent denial of service caused by malicious or\n  malfunctioning client sending incomplete data to server",
        "title": "Details"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/almalinux9.2esu/advisories/2025/clsa-2025_1755006018.json"
      },
      {
        "category": "self",
        "summary": "https://cve.tuxcare.com/els/releases/CLSA-2025:1755006018",
        "url": "https://cve.tuxcare.com/els/releases/CLSA-2025:1755006018"
      }
    ],
    "tracking": {
      "current_release_date": "2026-02-16T09:34:46Z",
      "generator": {
        "date": "2026-02-16T09:34:46Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2025:1755006018",
      "initial_release_date": "2025-08-12T13:40:51Z",
      "revision_history": [
        {
          "date": "2025-08-12T13:40:51Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-02-16T09:34:46Z",
          "number": "2",
          "summary": "Update document"
        }
      ],
      "status": "final",
      "version": "2"
    },
    "title": "iperf3: Fix of CVE-2023-7250"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "AlmaLinux 9.2",
                "product": {
                  "name": "AlmaLinux 9.2",
                  "product_id": "AlmaLinux-9.2",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:almalinux:almalinux:9.2:*:*:*:*:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "AlmaLinux"
          }
        ],
        "category": "vendor",
        "name": "AlmaLinux OS Foundation"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
                "product": {
                  "name": "iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
                  "product_id": "iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/iperf3-devel@3.9-10.el9.alma.tuxcare.els1?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
                "product": {
                  "name": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
                  "product_id": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/iperf3@3.9-10.el9.alma.tuxcare.els1?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686",
                "product": {
                  "name": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686",
                  "product_id": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/iperf3@3.9-10.el9.alma.tuxcare.els1?arch=i686"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "i686"
          }
        ],
        "category": "vendor",
        "name": "TuxCare"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64 as a component of AlmaLinux 9.2",
          "product_id": "AlmaLinux-9.2:iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64"
        },
        "product_reference": "iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
        "relates_to_product_reference": "AlmaLinux-9.2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64 as a component of AlmaLinux 9.2",
          "product_id": "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64"
        },
        "product_reference": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
        "relates_to_product_reference": "AlmaLinux-9.2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686 as a component of AlmaLinux 9.2",
          "product_id": "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686"
        },
        "product_reference": "iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686",
        "relates_to_product_reference": "AlmaLinux-9.2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-7250",
      "cwe": {
        "id": "CWE-183",
        "name": "Permissive List of Allowed Inputs"
      },
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in iperf, a utility for testing network performance using TCP, UDP, and SCTP. A malicious or malfunctioning client can send less than the expected amount of data to the iperf server, which can cause the server to hang indefinitely waiting for the remainder or until the connection gets closed. This will prevent other connections to the server, leading to a denial of service.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686",
          "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
          "AlmaLinux-9.2:iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2023-7250"
        }
      ],
      "release_date": "2023-10-16T00:00:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-08-12T13:40:21.784959Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2025:1755006018",
          "product_ids": [
            "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686",
            "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
            "AlmaLinux-9.2:iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2025:1755006018"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.i686",
            "AlmaLinux-9.2:iperf3-0:3.9-10.el9.alma.tuxcare.els1.x86_64",
            "AlmaLinux-9.2:iperf3-devel-0:3.9-10.el9.alma.tuxcare.els1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ]
    }
  ]
}