{
  "document": {
    "aggregate_severity": {
      "text": "Medium"
    },
    "category": "csaf_vex",
    "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"
      }
    ],
    "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/rhel7els/vex/2021/cve-2021-37750-els_os-rhel7els.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-04-16T09:21:44Z",
      "generator": {
        "date": "2026-04-16T09:21:44Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CVE-2021-37750-ELS_OS-RHEL7ELS",
      "initial_release_date": "2021-08-23T05:15:00Z",
      "revision_history": [
        {
          "date": "2021-08-23T05:15:00Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-04-16T09:21:44Z",
          "number": "2",
          "summary": "Official Publication"
        }
      ],
      "status": "final",
      "version": "2"
    },
    "title": "Security update on CVE-2021-37750"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux 7",
                "product": {
                  "name": "Red Hat Enterprise Linux 7",
                  "product_id": "Red-Hat-7",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:redhat:enterprise_linux:7:*:*:*:*:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat Enterprise Linux"
          }
        ],
        "category": "vendor",
        "name": "Red Hat, Inc."
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                "product": {
                  "name": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_id": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server@1.15.1-55.el7_9.99.tuxcare.els3?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                "product": {
                  "name": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_id": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server@1.15.1-55.el7_9.tuxcare.els2?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                "product": {
                  "name": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_id": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server-ldap@1.15.1-55.el7_9.99.tuxcare.els3?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                "product": {
                  "name": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_id": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server-ldap@1.15.1-55.el7_9.tuxcare.els2?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                "product": {
                  "name": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_id": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-libs@1.15.1-55.el7_9.99.tuxcare.els3?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                "product": {
                  "name": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_id": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-libs@1.15.1-55.el7_9.tuxcare.els2?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                "product": {
                  "name": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_id": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-devel@1.15.1-55.el7_9.tuxcare.els2?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                "product": {
                  "name": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_id": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-devel@1.15.1-55.el7_9.99.tuxcare.els3?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                "product": {
                  "name": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_id": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/libkadm5@1.15.1-55.el7_9.99.tuxcare.els3?arch=i686"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                "product": {
                  "name": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_id": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/libkadm5@1.15.1-55.el7_9.tuxcare.els2?arch=i686"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "i686"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                "product": {
                  "name": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_id": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server@1.15.1-55.el7_9.99.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                "product": {
                  "name": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_id": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server@1.15.1-55.el7_9.tuxcare.els2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                "product": {
                  "name": "krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_id": "krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-pkinit@1.15.1-55.el7_9.tuxcare.els2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                "product": {
                  "name": "krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_id": "krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-pkinit@1.15.1-55.el7_9.99.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                "product": {
                  "name": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_id": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server-ldap@1.15.1-55.el7_9.99.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                "product": {
                  "name": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_id": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-server-ldap@1.15.1-55.el7_9.tuxcare.els2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                "product": {
                  "name": "krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_id": "krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-workstation@1.15.1-55.el7_9.99.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                "product": {
                  "name": "krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_id": "krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-workstation@1.15.1-55.el7_9.tuxcare.els2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                "product": {
                  "name": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_id": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-libs@1.15.1-55.el7_9.99.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                "product": {
                  "name": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_id": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-libs@1.15.1-55.el7_9.tuxcare.els2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                "product": {
                  "name": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_id": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-devel@1.15.1-55.el7_9.tuxcare.els2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                "product": {
                  "name": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_id": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/krb5-devel@1.15.1-55.el7_9.99.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                "product": {
                  "name": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_id": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/libkadm5@1.15.1-55.el7_9.99.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                "product": {
                  "name": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_id": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/libkadm5@1.15.1-55.el7_9.tuxcare.els2?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          }
        ],
        "category": "vendor",
        "name": "TuxCare"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686"
        },
        "product_reference": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64"
        },
        "product_reference": "krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        },
        "product_reference": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686"
        },
        "product_reference": "krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        },
        "product_reference": "krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64"
        },
        "product_reference": "krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64"
        },
        "product_reference": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686"
        },
        "product_reference": "krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686"
        },
        "product_reference": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        },
        "product_reference": "krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64"
        },
        "product_reference": "krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        },
        "product_reference": "krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64"
        },
        "product_reference": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686"
        },
        "product_reference": "krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686"
        },
        "product_reference": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        },
        "product_reference": "krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        },
        "product_reference": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686"
        },
        "product_reference": "krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64"
        },
        "product_reference": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686"
        },
        "product_reference": "krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64"
        },
        "product_reference": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686"
        },
        "product_reference": "libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        },
        "product_reference": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
        "relates_to_product_reference": "Red-Hat-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686 as a component of Red Hat Enterprise Linux 7",
          "product_id": "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686"
        },
        "product_reference": "libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686",
        "relates_to_product_reference": "Red-Hat-7"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-37750",
      "cwe": {
        "id": "CWE-476",
        "name": "NULL Pointer Dereference"
      },
      "notes": [
        {
          "category": "description",
          "text": "The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.5 and 1.19.x before 1.19.3 has a NULL pointer dereference in kdc/do_tgs_req.c via a FAST inner body that lacks a server field.",
          "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": {
        "under_investigation": [
          "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
          "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
          "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686",
          "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
          "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
          "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
          "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686",
          "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
          "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
          "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
          "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
          "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
          "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686",
          "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
          "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
          "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
          "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686",
          "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
          "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
          "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
          "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
          "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
          "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686",
          "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2021-37750"
        },
        {
          "category": "external",
          "summary": "https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49",
          "url": "https://github.com/krb5/krb5/commit/d775c95af7606a51bf79547a94fa52ddd1cb7f49"
        },
        {
          "category": "external",
          "summary": "https://github.com/krb5/krb5/releases",
          "url": "https://github.com/krb5/krb5/releases"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html",
          "url": "https://lists.debian.org/debian-lts-announce/2021/09/msg00019.html"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFCLW7D46E4VCREKKH453T5DA4XOLHU2/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20210923-0002/",
          "url": "https://security.netapp.com/advisory/ntap-20210923-0002/"
        },
        {
          "category": "external",
          "summary": "https://web.mit.edu/kerberos/advisories/",
          "url": "https://web.mit.edu/kerberos/advisories/"
        },
        {
          "category": "external",
          "summary": "https://www.oracle.com/security-alerts/cpujul2022.html",
          "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
        },
        {
          "category": "external",
          "summary": "https://www.starwindsoftware.com/security/sw-20220817-0004/",
          "url": "https://www.starwindsoftware.com/security/sw-20220817-0004/"
        }
      ],
      "release_date": "2021-08-23T05:15:00Z",
      "remediations": [
        {
          "category": "none_available",
          "details": "Affected",
          "product_ids": [
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.0,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
            "version": "2.0"
          },
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-devel-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-libs-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-pkinit-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-server-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:krb5-server-ldap-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:krb5-workstation-0:1.15.1-55.el7_9.tuxcare.els2.x86_64",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.i686",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.99.tuxcare.els3.x86_64",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.i686",
            "Red-Hat-7:libkadm5-0:1.15.1-55.el7_9.tuxcare.els2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ]
    }
  ]
}