{
  "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 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.\r\nRed Hat Enterprise Linux (RHEL) ist eine popul\u00e4re Linux-Distribution.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel und Red Hat Enterprise Linux ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- 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-2023-1494 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1494.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1494 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1494"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla \u2013 Bug 2215502 vom 2023-06-18",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2215502"
      },
      {
        "category": "external",
        "summary": "Red Hat Customer Service vom 2023-06-18",
        "url": "https://access.redhat.com/security/cve/CVE-2023-3268"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla \u2013 Bug 2215502 vom 2023-06-18",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2215847"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.4-2023-047 vom 2023-06-29",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2023-047.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.15-2023-021 vom 2023-06-29",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-021.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.10-2023-034 vom 2023-06-29",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2023-034.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5448 vom 2023-07-06",
        "url": "https://www.debian.org/security/2023/dsa-5448"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2804-1 vom 2023-07-10",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015467.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2808-1 vom 2023-07-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015471.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2810-1 vom 2023-07-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015472.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2834-1 vom 2023-07-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015496.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2830-1 vom 2023-07-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015491.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2822-1 vom 2023-07-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015490.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2859-1 vom 2023-07-17",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015512.html"
      },
      {
        "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": "Ubuntu Security Notice USN-6252-1 vom 2023-07-26",
        "url": "https://ubuntu.com/security/notices/USN-6252-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3508 vom 2023-07-27",
        "url": "https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6283-1 vom 2023-08-11",
        "url": "https://ubuntu.com/security/notices/USN-6283-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3302-1 vom 2023-08-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015894.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3311-1 vom 2023-08-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015904.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3313-1 vom 2023-08-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015903.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3318-1 vom 2023-08-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015905.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3324-1 vom 2023-08-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015910.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3333-1 vom 2023-08-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015911.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6300-1 vom 2023-08-17",
        "url": "https://ubuntu.com/security/notices/USN-6300-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5480 vom 2023-08-18",
        "url": "https://lists.debian.org/debian-security-announce/2023/msg00172.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3376-1 vom 2023-08-22",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015987.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3377-1 vom 2023-08-22",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015992.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6311-1 vom 2023-08-29",
        "url": "https://ubuntu.com/security/notices/USN-6311-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6332-1 vom 2023-09-01",
        "url": "https://ubuntu.com/security/notices/USN-6332-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6340-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6340-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6349-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6349-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6347-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6347-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6340-2 vom 2023-09-09",
        "url": "https://ubuntu.com/security/notices/USN-6340-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6357-1 vom 2023-09-11",
        "url": "https://ubuntu.com/security/notices/USN-6357-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6385-1 vom 2023-09-19",
        "url": "https://ubuntu.com/security/notices/USN-6385-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6397-1 vom 2023-09-26",
        "url": "https://www.cybersecurity-help.cz/vdb/SB2023092652"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3623 vom 2023-10-19",
        "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"
      },
      {
        "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": "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-2024:0412 vom 2024-01-25",
        "url": "https://access.redhat.com/errata/RHSA-2024:0412"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1250 vom 2024-03-12",
        "url": "https://access.redhat.com/errata/RHSA-2024:1250"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1306 vom 2024-03-13",
        "url": "https://access.redhat.com/errata/RHSA-2024:1306"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Mehrere Schwachstellen erm\u00f6glichen Denial of Service",
    "tracking": {
      "current_release_date": "2024-03-13T23:00:00.000+00:00",
      "generator": {
        "date": "2024-03-14T09:37:15.082+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-1494",
      "initial_release_date": "2023-06-18T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-06-18T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-06-29T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-07-05T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-07-10T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-11T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-12T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-16T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-17T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-26T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-07-27T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-08-13T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-14T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-15T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-16T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-17T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-20T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-08-22T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-28T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-31T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-05T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-06T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-10T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-11T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-19T22:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-26T22:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-10-19T22:00:00.000+00:00",
          "number": "26",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-11-07T23:00:00.000+00:00",
          "number": "27",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-11-14T23:00:00.000+00:00",
          "number": "28",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-01-18T23:00:00.000+00:00",
          "number": "29",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-01-25T23:00:00.000+00:00",
          "number": "30",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-03-11T23:00:00.000+00:00",
          "number": "31",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-03-13T23:00:00.000+00:00",
          "number": "32",
          "summary": "Neue Updates von Red Hat 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": "\u003c 6.4-rc1",
                "product": {
                  "name": "Open Source Linux Kernel \u003c 6.4-rc1",
                  "product_id": "T027669",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:linux:linux_kernel:6.4-rc1"
                  }
                }
              }
            ],
            "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": [
          {
            "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": "product_version",
                "name": "8",
                "product": {
                  "name": "Red Hat Enterprise Linux 8",
                  "product_id": "T014111",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:8"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "9",
                "product": {
                  "name": "Red Hat Enterprise Linux 9",
                  "product_id": "T023632",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:9"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "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-2023-3268",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel und Red Hat Enterprise Linux. Der Fehler besteht aufgrund eines Out-of-bounds (OOB) Speicherzugriffs in kernel/relay.c in relayfs. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen und m\u00f6glicherweise vertrauliche Informationen offenzulegen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "T023632",
          "67646",
          "T000126",
          "398363",
          "T004914",
          "T014111"
        ]
      },
      "release_date": "2023-06-18T22:00:00Z",
      "title": "CVE-2023-3268"
    },
    {
      "cve": "CVE-2023-3312",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux-Kernel. Der Fehler besteht w\u00e4hrend des Device Unbind, was zu einem Double Release Problem in drivers/cpufreq/qcom-cpufreq-hw.c im cpufreq Subsystem f\u00fchrt. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "T023632",
          "67646",
          "T000126",
          "398363",
          "T004914",
          "T014111"
        ]
      },
      "release_date": "2023-06-18T22:00:00Z",
      "title": "CVE-2023-3312"
    }
  ]
}