wid-sec-w-2023-0526
Vulnerability from csaf_certbund
Published
2018-01-02 23:00
Modified
2023-02-28 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Denial of Service

Notes

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.
Produktbeschreibung
Der Kernel stellt den Kern des Linux Betriebssystems dar.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Linux Kernel ausnutzen, um einen Denial of Service Zustand zu verursachen oder möglicherweise zu weiteren Angriffen mit nicht spezifizierten Auswirkungen nutzen.
Betroffene Betriebssysteme
- Linux


To clipboard 

{
  "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 f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Der Kernel stellt den Kern des Linux Betriebssystems dar.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Linux Kernel ausnutzen, um einen Denial of Service Zustand zu verursachen oder m\u00f6glicherweise zu weiteren Angriffen mit nicht spezifizierten Auswirkungen nutzen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2023-0526 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2018/wid-sec-w-2023-0526.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-0526 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0526"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 872364 vom 2023-03-01",
        "url": "https://www.ibm.com/support/pages/node/872364"
      },
      {
        "category": "external",
        "summary": "National Vulnerability Database #CVE-2017-18017 vom 2018-01-03",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18017"
      },
      {
        "category": "external",
        "summary": "F5 Security Advisory K18352029 vom 2018-01-16",
        "url": "https://support.f5.com/csp/article/K18352029"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0383-1 vom 2018-02-08",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180383-1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0416-1 vom 2018-02-10",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180416-1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0482-1 vom 2018-02-20",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180482-1.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-3583-1 vom 2018-02-23",
        "url": "http://www.ubuntu.com/usn/usn-3583-2/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0555-1 vom 2018-02-28",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180555-1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0660-1 vom 2018-03-12",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180660-1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0834-1 vom 2018-03-29",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180834-1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0841-1 vom 2018-03-29",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180841-1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0848-1 vom 2018-03-30",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180848-1.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2018:1170 vom 2018-04-17",
        "url": "https://access.redhat.com/errata/RHSA-2018:1170"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2018:1130 vom 2018-04-17",
        "url": "https://access.redhat.com/errata/RHSA-2018:1130"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2018:0986-1 vom 2018-04-19",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20180986-1.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2018-1854 vom 2018-06-26",
        "url": "http://linux.oracle.com/errata/ELSA-2018-1854.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2018-4161 vom 2018-07-10",
        "url": "http://linux.oracle.com/errata/ELSA-2018-4161.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2018-4268 vom 2018-11-08",
        "url": "http://linux.oracle.com/errata/ELSA-2018-4268.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"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-02-28T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:17:27.826+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-0526",
      "initial_release_date": "2018-01-02T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2018-01-02T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initial Release"
        },
        {
          "date": "2018-01-02T23:00:00.000+00:00",
          "number": "2",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2018-01-16T23:00:00.000+00:00",
          "number": "3",
          "summary": "New remediations available"
        },
        {
          "date": "2018-02-07T23:00:00.000+00:00",
          "number": "4",
          "summary": "New remediations available"
        },
        {
          "date": "2018-02-11T23:00:00.000+00:00",
          "number": "5",
          "summary": "New remediations available"
        },
        {
          "date": "2018-02-19T23:00:00.000+00:00",
          "number": "6",
          "summary": "New remediations available"
        },
        {
          "date": "2018-02-25T23:00:00.000+00:00",
          "number": "7",
          "summary": "New remediations available"
        },
        {
          "date": "2018-02-27T23:00:00.000+00:00",
          "number": "8",
          "summary": "New remediations available"
        },
        {
          "date": "2018-03-12T23:00:00.000+00:00",
          "number": "9",
          "summary": "New remediations available"
        },
        {
          "date": "2018-03-12T23:00:00.000+00:00",
          "number": "10",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2018-03-28T22:00:00.000+00:00",
          "number": "11",
          "summary": "New remediations available"
        },
        {
          "date": "2018-04-02T22:00:00.000+00:00",
          "number": "12",
          "summary": "New remediations available"
        },
        {
          "date": "2018-04-17T22:00:00.000+00:00",
          "number": "13",
          "summary": "New remediations available"
        },
        {
          "date": "2018-04-17T22:00:00.000+00:00",
          "number": "14",
          "summary": "New remediations available"
        },
        {
          "date": "2018-04-19T22:00:00.000+00:00",
          "number": "15",
          "summary": "New remediations available"
        },
        {
          "date": "2018-06-26T22:00:00.000+00:00",
          "number": "16",
          "summary": "New remediations available"
        },
        {
          "date": "2018-07-10T22:00:00.000+00:00",
          "number": "17",
          "summary": "New remediations available"
        },
        {
          "date": "2018-11-08T23:00:00.000+00:00",
          "number": "18",
          "summary": "New remediations available"
        },
        {
          "date": "2019-01-06T23:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-02-28T23:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von IBM aufgenommen"
        }
      ],
      "status": "final",
      "version": "20"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "IBM FlashSystem",
            "product": {
              "name": "IBM FlashSystem",
              "product_id": "T025159",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:flashsystem:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "IBM SAN Volume Controller",
            "product": {
              "name": "IBM SAN Volume Controller",
              "product_id": "T002782",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:san_volume_controller:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "IBM Storwize",
            "product": {
              "name": "IBM Storwize",
              "product_id": "T021621",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:storwize:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Open Source Linux Kernel \u003c 4.11",
                "product": {
                  "name": "Open Source Linux Kernel \u003c 4.11",
                  "product_id": "T009462",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:linux:linux_kernel:4.11"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Open Source Linux Kernel 4.9.x - 4.9.35",
                "product": {
                  "name": "Open Source Linux Kernel 4.9.x - 4.9.35",
                  "product_id": "T011489",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:linux:linux_kernel:4.9.x_-_4.9.35"
                  }
                }
              }
            ],
            "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"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "F5 ARX 6.2.0 - 6.4.0",
            "product": {
              "name": "F5 ARX 6.2.0 - 6.4.0",
              "product_id": "T008466",
              "product_identification_helper": {
                "cpe": "cpe:/a:f5:arx:6.2.0_-_6.4.0"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "f5"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2017-18017",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine \"use-after-free\" Schwachstelle in Linux Kernel. Diese Schwachstelle besteht in [net/netfilter/xt_TCPMSS.c] und beruht auf einer fehlerhaften Implementierung der Funktion \"tcpmss_mangle_packet\". Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand zu verursachen oder m\u00f6glicherweise zu weiteren Angriffen mit nicht spezifizierten Auswirkungen nutzen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T021621",
          "T008466",
          "T002782",
          "T002207",
          "T011489",
          "67646",
          "T000126",
          "T025159",
          "T004914"
        ]
      },
      "release_date": "2018-01-02T23:00:00Z",
      "title": "CVE-2017-18017"
    }
  ]
}


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