{
  "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 ausnutzen, um Informationen offenzulegen.",
      "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-2023-1082 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1082.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2023-1082 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1082"
    }, {
      "category" : "external",
      "summary" : "Nattional Vulnerability Database CVE-2023-0458 vom 2023-04-26",
      "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-0458"
    }, {
      "category" : "external",
      "summary" : "PoC Google Security",
      "url" : "https://github.com/google/security-research/security/advisories/GHSA-m7j5-797w-vmrh"
    }, {
      "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" : "Ubuntu Security Notice USN-6079-1 vom 2023-05-16",
      "url" : "https://ubuntu.com/security/notices/USN-6079-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6091-1 vom 2023-05-18",
      "url" : "https://ubuntu.com/security/notices/USN-6091-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6096-1 vom 2023-05-23",
      "url" : "https://ubuntu.com/security/notices/USN-6096-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6093-1 vom 2023-05-22",
      "url" : "https://ubuntu.com/security/notices/USN-6093-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6134-1 vom 2023-06-01",
      "url" : "https://ubuntu.com/security/notices/USN-6134-1"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-12375 vom 2023-06-07",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-12375.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" : "Ubuntu Security Notice USN-6256-1 vom 2023-07-26",
      "url" : "https://ubuntu.com/security/notices/USN-6256-1"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6254-1 vom 2023-07-26",
      "url" : "https://ubuntu.com/security/notices/USN-6254-1"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:4378 vom 2023-08-01",
      "url" : "https://access.redhat.com/errata/RHSA-2023:4378"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:4377 vom 2023-08-01",
      "url" : "https://access.redhat.com/errata/RHSA-2023:4377"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2023-4377 vom 2023-08-03",
      "url" : "https://linux.oracle.com/errata/ELSA-2023-4377.html"
    }, {
      "category" : "external",
      "summary" : "ORACLE OVMSA-2023-0016 vom 2023-08-17",
      "url" : "https://oss.oracle.com/pipermail/oraclevm-errata/2023-August/001084.html"
    }, {
      "category" : "external",
      "summary" : "ORACLE OVMSA-2023-0017 vom 2023-08-17",
      "url" : "https://oss.oracle.com/pipermail/oraclevm-errata/2023-August/001076.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:4801 vom 2023-08-29",
      "url" : "https://access.redhat.com/errata/RHSA-2023:4801"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2023:4814 vom 2023-08-29",
      "url" : "https://access.redhat.com/errata/RHSA-2023:4814"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-6341-1 vom 2023-09-06",
      "url" : "https://ubuntu.com/security/notices/USN-6341-1"
    }, {
      "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" : "Red Hat Security Advisory RHSA-2024:0575 vom 2024-01-30",
      "url" : "https://access.redhat.com/errata/RHSA-2024:0575"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2024:0724 vom 2024-02-07",
      "url" : "https://access.redhat.com/errata/RHSA-2024:0724"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Schwachstelle ermöglicht Offenlegung von Informationen",
    "tracking" : {
      "current_release_date" : "2024-02-07T23:00:00.000+00:00",
      "generator" : {
        "date" : "2024-08-15T17:50:01.126+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.3.5"
        }
      },
      "id" : "WID-SEC-W-2023-1082",
      "initial_release_date" : "2023-04-26T22:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2023-04-26T22:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2023-05-02T22:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-05-03T22:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von Debian aufgenommen"
      }, {
        "date" : "2023-05-16T22:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-18T22:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-05-22T22:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-01T22:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-06-08T22:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2023-07-12T22:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-07-26T22:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-08-01T22:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2023-08-03T22:00:00.000+00:00",
        "number" : "12",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2023-08-17T22:00:00.000+00:00",
        "number" : "13",
        "summary" : "Neue Updates von ORACLE aufgenommen"
      }, {
        "date" : "2023-08-29T22:00:00.000+00:00",
        "number" : "14",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2023-09-05T22:00:00.000+00:00",
        "number" : "15",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2023-11-14T23:00:00.000+00:00",
        "number" : "16",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-01-30T23:00:00.000+00:00",
        "number" : "17",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2024-02-07T23:00:00.000+00:00",
        "number" : "18",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      } ],
      "status" : "final",
      "version" : "18"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "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" : "< 6.1.8",
          "product" : {
            "name" : "Open Source Linux Kernel < 6.1.8",
            "product_id" : "1345714"
          }
        } ],
        "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" : "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-2023-0458",
    "notes" : [ {
      "category" : "description",
      "text" : "Es besteht eine Schwachstelle im Linux-Kernel aufgrund einer spekulativen Zeiger-Dereferenz in der Funktion \"do_prlimit()\". Ein lokaler Angreifer kann dies ausnutzen, um Informationen aus dem Kernel-Speicher offenzulegen."
    } ],
    "product_status" : {
      "known_affected" : [ "2951", "67646", "T000126", "T004914" ]
    },
    "release_date" : "2023-04-26T22:00:00.000+00:00",
    "title" : "CVE-2023-0458"
  } ]
}