{
  "document" : {
    "aggregate_severity" : {
      "text" : "mittel"
    },
    "category" : "csaf_base",
    "csaf_version" : "2.0",
    "distribution" : {
      "tlp" : {
        "label" : "WHITE",
        "url" : "https://www.first.org/tlp/"
      }
    },
    "lang" : "de-DE",
    "notes" : [ {
      "category" : "legal_disclaimer",
      "text" : "Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen."
    }, {
      "category" : "description",
      "text" : "Der Kernel stellt den Kern des Linux Betriebssystems dar.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel KVM ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux",
      "title" : "Betroffene Betriebssysteme"
    } ],
    "publisher" : {
      "category" : "other",
      "contact_details" : "csaf-provider@cert-bund.de",
      "name" : "Bundesamt für Sicherheit in der Informationstechnik",
      "namespace" : "https://www.bsi.bund.de"
    },
    "references" : [ {
      "category" : "self",
      "summary" : "WID-SEC-W-2023-0911 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0911.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2023-0911 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0911"
    }, {
      "category" : "external",
      "summary" : "Nattional Vulnerability Database CVE-2023-30456 vom 2023-04-10",
      "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-30456"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6033-1 vom 2023-04-19",
      "url" : "https://ubuntu.com/security/notices/USN-6033-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-5791-2 vom 2023-04-26",
      "url" : "https://ubuntu.com/security/notices/USN-6045-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6043-1 vom 2023-04-26",
      "url" : "https://ubuntu.com/security/notices/USN-6043-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6043-1 vom 2023-04-26",
      "url" : "https://ubuntu.com/security/notices/USN-6044-1"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-3404 vom 2023-05-03",
      "url" : "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DLA-3403 vom 2023-05-03",
      "url" : "https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-12339 vom 2023-05-09",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-12339.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6124-1 vom 2023-05-30",
      "url" : "https://ubuntu.com/security/notices/USN-6124-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6122-1 vom 2023-05-30",
      "url" : "https://ubuntu.com/security/notices/USN-6123-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6127-1 vom 2023-06-01",
      "url" : "https://ubuntu.com/security/notices/USN-6127-1"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2646-1 vom 2024-02-27",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2024-February/018025.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6130-1 vom 2023-06-01",
      "url" : "https://ubuntu.com/security/notices/USN-6130-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6131-1 vom 2023-06-01",
      "url" : "https://ubuntu.com/security/notices/USN-6131-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6132-1 vom 2023-06-01",
      "url" : "https://ubuntu.com/security/notices/USN-6132-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6135-1 vom 2023-06-02",
      "url" : "https://ubuntu.com/security/notices/USN-6135-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6150-1 vom 2023-06-09",
      "url" : "https://ubuntu.com/security/notices/USN-6150-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6149-1 vom 2023-06-08",
      "url" : "https://ubuntu.com/security/notices/USN-6149-1"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-12394 vom 2023-06-13",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-12394.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-12412 vom 2023-06-13",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-12412.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-12413 vom 2023-06-13",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-12413.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2500-1 vom 2023-06-13",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015179.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6162-1 vom 2023-06-14",
      "url" : "https://ubuntu.com/security/notices/USN-6162-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6175-1 vom 2023-06-16",
      "url" : "https://ubuntu.com/security/notices/USN-6175-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6186-1 vom 2023-06-22",
      "url" : "https://ubuntu.com/security/notices/USN-6186-1"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2653-1 vom 2023-06-27",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015325.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2782-1 vom 2023-07-04",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015410.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6211-1 vom 2023-07-07",
      "url" : "https://ubuntu.com/security/notices/USN-6211-1"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2809-1 vom 2023-07-11",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015470.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6222-1 vom 2023-07-12",
      "url" : "https://ubuntu.com/security/notices/USN-6222-1"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2023:2871-1 vom 2023-07-18",
      "url" : "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015524.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6256-1 vom 2023-07-26",
      "url" : "https://ubuntu.com/security/notices/USN-6256-1"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-6583 vom 2024-01-18",
      "url" : "https://oss.oracle.com/pipermail/el-errata/2024-January/015150.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2024:0930 vom 2024-02-21",
      "url" : "https://access.redhat.com/errata/RHSA-2024:0930"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:6583 vom 2023-11-07",
      "url" : "https://access.redhat.com/errata/RHSA-2023:6583"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:6901 vom 2023-11-15",
      "url" : "https://access.redhat.com/errata/RHSA-2023:6901"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:7077 vom 2023-11-15",
      "url" : "https://access.redhat.com/errata/RHSA-2023:7077"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6699-1 vom 2024-03-19",
      "url" : "https://ubuntu.com/security/notices/USN-6699-1"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2024:1404 vom 2024-03-19",
      "url" : "https://access.redhat.com/errata/RHSA-2024:1404"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASKERNEL-5.10-2024-059 vom 2024-06-12",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2024-059.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALASKERNEL-5.4-2024-070 vom 2024-06-12",
      "url" : "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2024-070.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS-2024-1942 vom 2024-06-24",
      "url" : "https://alas.aws.amazon.com/ALAS-2024-1942.html"
    }, {
      "category" : "external",
      "summary" : "Amazon Linux Security Advisory ALAS-2024-2581 vom 2024-06-25",
      "url" : "https://alas.aws.amazon.com/AL2/ALAS-2024-2581.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel KVM: Schwachstelle ermöglicht nicht spezifizierten Angriff",
    "tracking" : {
      "current_release_date" : "2024-06-24T22:00:00.000+00:00",
      "generator" : {
        "date" : "2024-08-15T17:48:26.250+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.3.5"
        }
      },
      "id" : "WID-SEC-W-2023-0911",
      "initial_release_date" : "2023-04-10T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2023-04-10T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2023-04-19T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-04-26T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-02T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-05-03T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-05-09T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2023-05-30T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-31T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-01T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-04T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-08T22:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-12T22:00:00.000+00:00",
        "number" : "12",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2023-06-13T22:00:00.000+00:00",
        "number" : "13",
        "summary" : "Neue Updates von Oracle Linux und SUSE aufgenommen"
      }, {
        "date" : "2023-06-14T22:00:00.000+00:00",
        "number" : "14",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-18T22:00:00.000+00:00",
        "number" : "15",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-22T22:00:00.000+00:00",
        "number" : "16",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-27T22:00:00.000+00:00",
        "number" : "17",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-07-04T22:00:00.000+00:00",
        "number" : "18",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-07-09T22:00:00.000+00:00",
        "number" : "19",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-07-11T22:00:00.000+00:00",
        "number" : "20",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-07-12T22:00:00.000+00:00",
        "number" : "21",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-07-18T22:00:00.000+00:00",
        "number" : "22",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2023-07-26T22:00:00.000+00:00",
        "number" : "23",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-11-07T23:00:00.000+00:00",
        "number" : "24",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2023-11-14T23:00:00.000+00:00",
        "number" : "25",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-01-18T23:00:00.000+00:00",
        "number" : "26",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2024-02-20T23:00:00.000+00:00",
        "number" : "27",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-02-27T23:00:00.000+00:00",
        "number" : "28",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2024-03-18T23:00:00.000+00:00",
        "number" : "29",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2024-03-19T23:00:00.000+00:00",
        "number" : "30",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-06-11T22:00:00.000+00:00",
        "number" : "31",
        "summary" : "Neue Updates von Amazon aufgenommen"
      }, {
        "date" : "2024-06-24T22:00:00.000+00:00",
        "number" : "32",
        "summary" : "Neue Updates von Amazon aufgenommen"
      } ],
      "status" : "final",
      "version" : "32"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Amazon Linux 2",
        "product" : {
          "name" : "Amazon Linux 2",
          "product_id" : "398363",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:amazon:linux_2:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Amazon"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Debian Linux",
        "product" : {
          "name" : "Debian Linux",
          "product_id" : "2951",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:debian:debian_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Debian"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<6.2.8",
          "product" : {
            "name" : "Open Source Linux Kernel <6.2.8",
            "product_id" : "T026922"
          }
        } ],
        "category" : "product_name",
        "name" : "Linux Kernel"
      } ],
      "category" : "vendor",
      "name" : "Open Source"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Oracle Linux",
        "product" : {
          "name" : "Oracle Linux",
          "product_id" : "T004914",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:oracle:linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Oracle"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Red Hat Enterprise Linux",
        "product" : {
          "name" : "Red Hat Enterprise Linux",
          "product_id" : "67646",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:redhat:enterprise_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Red Hat"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "SUSE Linux",
        "product" : {
          "name" : "SUSE Linux",
          "product_id" : "T002207",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:suse:suse_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "SUSE"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Ubuntu Linux",
        "product" : {
          "name" : "Ubuntu Linux",
          "product_id" : "T000126",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:canonical:ubuntu_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Ubuntu"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2023-30456",
    "notes" : [ {
      "category" : "description",
      "text" : "Es gibt eine Schwachstelle in der KVM-Implementierung des Linux-Kernels in [arch/x86/kvm/vmx/nested.c]. In der \"nVMX\"-Komponente auf x86_64 fehlt eine Konsistenzprüfung für die \"CR0\"- und \"CR4\"-Register. Ein Angreifer kann diese Schwachstelle ausnutzen, um nicht spezifizierte Auswirkungen zu verursachen."
    } ],
    "product_status" : {
      "known_affected" : [ "2951", "T002207", "67646", "T000126", "398363", "T004914" ]
    },
    "release_date" : "2023-04-10T22:00:00.000+00:00",
    "title" : "CVE-2023-30456"
  } ]
}