{
  "document" : {
    "aggregate_severity" : {
      "text" : "hoch"
    },
    "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 mehrere Schwachstellen im Linux Kernel ausnutzen, um seine Privilegien zu erhöhen.",
      "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-2026-3897 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2018/wid-sec-w-2026-3897.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-3897 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3897"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2018:4195-1 vom 2018-12-19",
      "url" : "https://www.suse.com/support/update/announcement/2018/suse-su-20184195-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2018:4196-1 vom 2018-12-19",
      "url" : "https://www.suse.com/support/update/announcement/2018/suse-su-20184196-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2018:4208-1 vom 2018-12-21",
      "url" : "https://www.suse.com/support/update/announcement/2018/suse-su-20184208-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2018:4238-1 vom 2018-12-27",
      "url" : "https://www.suse.com/support/update/announcement/2018/suse-su-20184238-1.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2019-4316 vom 2019-01-04",
      "url" : "http://linux.oracle.com/errata/ELSA-2019-4316.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2019-4509 vom 2019-01-15",
      "url" : "http://linux.oracle.com/errata/ELSA-2019-4509.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0148-1 vom 2019-01-24",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190148-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0150-1 vom 2019-01-24",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190150-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0196-1 vom 2019-01-30",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190196-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:13937-1 vom 2019-01-30",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-201913937-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0222-1 vom 2019-02-01",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190222-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0224-1 vom 2019-02-02",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190224-1.html"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-3880-2 vom 2019-02-05",
      "url" : "https://usn.ubuntu.com/3880-2/"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0320-1 vom 2019-02-12",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190320-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0439-1 vom 2019-02-20",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190439-1.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:0541-1 vom 2019-03-04",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20190541-1.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2019-4576 vom 2019-03-12",
      "url" : "http://linux.oracle.com/errata/ELSA-2019-4576.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2019-4575 vom 2019-03-12",
      "url" : "http://linux.oracle.com/errata/ELSA-2019-4575.html"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2019-4577 vom 2019-03-12",
      "url" : "http://linux.oracle.com/errata/ELSA-2019-4577.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:0512 vom 2019-03-14",
      "url" : "https://access.redhat.com/errata/RHSA-2019:0512"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:0514 vom 2019-03-14",
      "url" : "https://access.redhat.com/errata/RHSA-2019:0514"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2019-0512 vom 2019-03-14",
      "url" : "http://linux.oracle.com/errata/ELSA-2019-0512.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:13979-1 vom 2019-03-15",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-201913979-1.html"
    }, {
      "category" : "external",
      "summary" : "CentOS Security Advisory CESA-2019:0512 vom 2019-03-19",
      "url" : "http://centos-announce.2309468.n4.nabble.com/CentOS-announce-CESA-2019-0512-Important-CentOS-7-kernel-Security-Update-tp4645458.html"
    }, {
      "category" : "external",
      "summary" : "SUSE Security Update SUSE-SU-2019:1289-1 vom 2019-05-18",
      "url" : "https://www.suse.com/support/update/announcement/2019/suse-su-20191289-1.html"
    }, {
      "category" : "external",
      "summary" : "Juniper Security Bulletin",
      "url" : "https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10993"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:2696 vom 2019-09-10",
      "url" : "https://access.redhat.com/errata/RHSA-2019:2696"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:2730 vom 2019-09-11",
      "url" : "https://access.redhat.com/errata/RHSA-2019:2730"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:2736 vom 2019-09-11",
      "url" : "https://access.redhat.com/errata/RHSA-2019:2736"
    }, {
      "category" : "external",
      "summary" : "Oracle Linux Security Advisory ELSA-2019-2736 vom 2019-09-12",
      "url" : "http://linux.oracle.com/errata/ELSA-2019-2736.html"
    }, {
      "category" : "external",
      "summary" : "CentOS Security Advisory CESA-2019:2736 vom 2019-09-17",
      "url" : "http://centos-announce.2309468.n4.nabble.com/CentOS-announce-CESA-2019-2736-Important-CentOS-6-kernel-Security-Update-tp4645649.html"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:3967 vom 2019-11-26",
      "url" : "https://access.redhat.com/errata/RHSA-2019:3967"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:4056 vom 2019-12-04",
      "url" : "https://access.redhat.com/errata/RHSA-2019:4056"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:4164 vom 2019-12-10",
      "url" : "https://access.redhat.com/errata/RHSA-2019:4164"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:4159 vom 2019-12-10",
      "url" : "https://access.redhat.com/errata/RHSA-2019:4159"
    }, {
      "category" : "external",
      "summary" : "Red Hat Security Advisory RHSA-2019:4255 vom 2019-12-17",
      "url" : "https://access.redhat.com/errata/RHSA-2019:4255"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-8924-1 vom 2026-10-13",
      "url" : "https://ubuntu.com/security/notices/USN-8924-1"
    } ],
    "source_lang" : "en-US",
    "title" : "Linux Kernel: Mehrere Schwachstellen ermöglichen Privilegieneskalation",
    "tracking" : {
      "current_release_date" : "2026-10-13T22:00:00.000+00:00",
      "generator" : {
        "date" : "2026-10-14T10:59:20.742+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.6.0"
        }
      },
      "id" : "WID-SEC-W-2026-3897",
      "initial_release_date" : "2018-12-19T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2018-12-19T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initial Release"
      }, {
        "date" : "2018-12-20T23:00:00.000+00:00",
        "number" : "2",
        "summary" : "New remediations available"
      }, {
        "date" : "2018-12-27T23:00:00.000+00:00",
        "number" : "3",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-01-06T23:00:00.000+00:00",
        "number" : "4",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2019-01-15T23:00:00.000+00:00",
        "number" : "5",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2019-01-23T23:00:00.000+00:00",
        "number" : "6",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-01-29T23:00:00.000+00:00",
        "number" : "7",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-02-03T23:00:00.000+00:00",
        "number" : "8",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-02-04T23:00:00.000+00:00",
        "number" : "9",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      }, {
        "date" : "2019-02-11T23:00:00.000+00:00",
        "number" : "10",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-02-19T23:00:00.000+00:00",
        "number" : "11",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-03-04T23:00:00.000+00:00",
        "number" : "12",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-03-11T23:00:00.000+00:00",
        "number" : "13",
        "summary" : "Neue Updates von Oracle Linux aufgenommen"
      }, {
        "date" : "2019-03-13T23:00:00.000+00:00",
        "number" : "14",
        "summary" : "Neue Updates von Oracle Linux und Red Hat aufgenommen"
      }, {
        "date" : "2019-03-17T23:00:00.000+00:00",
        "number" : "15",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-03-19T23:00:00.000+00:00",
        "number" : "16",
        "summary" : "Neue Updates von CentOS aufgenommen"
      }, {
        "date" : "2019-05-19T22:00:00.000+00:00",
        "number" : "17",
        "summary" : "Neue Updates von SUSE aufgenommen"
      }, {
        "date" : "2019-09-10T22:00:00.000+00:00",
        "number" : "18",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2019-09-11T22:00:00.000+00:00",
        "number" : "19",
        "summary" : "Neue Updates von Red Hat und Oracle Linux aufgenommen"
      }, {
        "date" : "2019-09-17T22:00:00.000+00:00",
        "number" : "20",
        "summary" : "Neue Updates von CentOS aufgenommen"
      }, {
        "date" : "2019-11-25T23:00:00.000+00:00",
        "number" : "21",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2019-12-03T23:00:00.000+00:00",
        "number" : "22",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2019-12-09T23:00:00.000+00:00",
        "number" : "23",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2019-12-09T23:00:00.000+00:00",
        "number" : "24",
        "summary" : "Version nicht vorhanden"
      }, {
        "date" : "2019-12-16T23:00:00.000+00:00",
        "number" : "25",
        "summary" : "Neue Updates von Red Hat aufgenommen"
      }, {
        "date" : "2020-01-12T23:00:00.000+00:00",
        "number" : "26",
        "summary" : "Neue Updates von Juniper aufgenommen"
      }, {
        "date" : "2026-10-13T22:00:00.000+00:00",
        "number" : "27",
        "summary" : "Neue Updates von Ubuntu aufgenommen"
      } ],
      "status" : "final",
      "version" : "27"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_version_range",
          "name" : "<19.4R1",
          "product" : {
            "name" : "Juniper Junos Space <19.4R1",
            "product_id" : "T015663"
          }
        }, {
          "category" : "product_version",
          "name" : "19.4R1",
          "product" : {
            "name" : "Juniper Junos Space 19.4R1",
            "product_id" : "T015663-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/a:juniper:junos_space:19.4r1"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Junos Space"
      } ],
      "category" : "vendor",
      "name" : "Juniper"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Open Source CentOS",
        "product" : {
          "name" : "Open Source CentOS",
          "product_id" : "1727",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:centos:centos:-"
          }
        }
      }, {
        "category" : "product_name",
        "name" : "Open Source Linux Kernel",
        "product" : {
          "name" : "Open Source Linux Kernel",
          "product_id" : "6368",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:linux: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-2018-5848",
    "product_status" : {
      "known_affected" : [ "T002207", "67646", "6368", "T000126", "1727", "T004914", "T015663" ]
    },
    "release_date" : "2018-12-19T23:00:00.000+00:00",
    "title" : "CVE-2018-5848"
  }, {
    "cve" : "CVE-2018-9568",
    "product_status" : {
      "known_affected" : [ "T002207", "67646", "6368", "T000126", "1727", "T004914", "T015663" ]
    },
    "release_date" : "2018-12-19T23:00:00.000+00:00",
    "title" : "CVE-2018-9568"
  } ]
}