{
  "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 lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um seine Privilegien zu erh\u00f6hen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX",
        "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-2023-0734 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0734.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-0734 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0734"
      },
      {
        "category": "external",
        "summary": "National Vulnerability Database - CVE-2023-0386 vom 2023-03-22",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0386"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1554 vom 2023-04-04",
        "url": "https://access.redhat.com/errata/RHSA-2023:1554"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1584 vom 2023-04-04",
        "url": "https://access.redhat.com/errata/RHSA-2023:1584"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1566 vom 2023-04-04",
        "url": "https://access.redhat.com/errata/RHSA-2023:1566"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1660 vom 2023-04-05",
        "url": "https://access.redhat.com/errata/RHSA-2023:1660"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1659 vom 2023-04-05",
        "url": "https://access.redhat.com/errata/RHSA-2023:1659"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1681 vom 2023-04-10",
        "url": "https://access.redhat.com/errata/RHSA-2023:1681"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-1566 vom 2023-04-06",
        "url": "http://linux.oracle.com/errata/ELSA-2023-1566.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1691 vom 2023-04-11",
        "url": "https://access.redhat.com/errata/RHSA-2023:1691"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1703 vom 2023-04-11",
        "url": "https://access.redhat.com/errata/RHSA-2023:1703"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-1703 vom 2023-04-13",
        "url": "https://oss.oracle.com/pipermail/el-errata/2023-April/013908.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:1677 vom 2023-04-15",
        "url": "https://access.redhat.com/errata/RHSA-2023:1677"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0094-1 vom 2023-04-19",
        "url": "https://ubuntu.com/security/notices/USN-6025-1"
      },
      {
        "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": "PoC auf Securityonline vom 2023-04-26",
        "url": "https://securityonline.info/poc-exploit-released-for-linux-kernel-privilege-escalation-cve-2023-0386-bug/"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6057-1 vom 2023-05-05",
        "url": "https://ubuntu.com/security/notices/USN-6057-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2141-1 vom 2023-05-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014821.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2140-1 vom 2023-05-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014813.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6072-1 vom 2023-05-10",
        "url": "https://ubuntu.com/security/notices/USN-6072-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6071-1 vom 2023-05-10",
        "url": "https://ubuntu.com/security/notices/USN-6071-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5402 vom 2023-05-14",
        "url": "https://www.debian.org/security/2023/dsa-5402"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2231-1 vom 2023-05-17",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014914.html"
      },
      {
        "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": "SUSE Security Update SUSE-SU-2023:2368-1 vom 2023-06-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015079.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2369-1 vom 2023-06-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015078.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2371-1 vom 2023-06-05",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015077.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3446 vom 2023-06-05",
        "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2384-1 vom 2023-06-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015090.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2425-1 vom 2023-06-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015103.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2428-1 vom 2023-06-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015108.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2431-1 vom 2023-06-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015106.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2468-1 vom 2023-06-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015114.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2459-1 vom 2023-06-08",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015123.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2443-1 vom 2023-06-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015109.html"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7005589 vom 2023-06-21",
        "url": "https://www.ibm.com/support/pages/node/7005589"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0095-1 vom 2023-06-21",
        "url": "https://ubuntu.com/security/notices/LSN-0095-1"
      },
      {
        "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": "Oracle Linux Security Advisory ELSA-2024-12385 vom 2024-06-05",
        "url": "https://oss.oracle.com/pipermail/el-errata/2024-June/015807.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-12385 vom 2024-06-05",
        "url": "https://oss.oracle.com/pipermail/el-errata/2024-June/015806.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3840 vom 2024-06-27",
        "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2024-06-27T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:47:12.536+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-0734",
      "initial_release_date": "2023-03-22T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-03-22T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-04-03T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-04-04T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-04-05T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-04-10T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat und Oracle Linux aufgenommen"
        },
        {
          "date": "2023-04-11T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-04-13T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-04-16T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-04-18T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-26T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-05-07T22:00:00.000+00:00",
          "number": "11",
          "summary": "PoC aufgenommen"
        },
        {
          "date": "2023-05-09T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-10T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-05-14T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-05-18T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-01T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-06-04T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-05T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-06-06T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-08T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-20T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2023-06-21T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-07-11T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-06-05T22:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-06-27T22:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von Debian aufgenommen"
        }
      ],
      "status": "final",
      "version": "25"
    }
  },
  "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",
                "name": "plus 10.1",
                "product": {
                  "name": "IBM Spectrum Protect plus 10.1",
                  "product_id": "T015895",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ibm:spectrum_protect:plus_10.1"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Spectrum Protect"
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "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:-"
              }
            }
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "4",
                "product": {
                  "name": "Red Hat Virtualization 4",
                  "product_id": "T026451",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:virtualization:4"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Virtualization"
          }
        ],
        "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-2023-0386",
      "notes": [
        {
          "category": "description",
          "text": "Im Linux-Kernel besteht eine Schwachstelle bez\u00fcglich des \"OverlayFS\"-Subsystems in Verbindung mit \"setuid\" und der \"nosuid\"-Mount-Option. Ein unautorisierter Zugriff erfolgt, wenn ein \"capable file\" von einem \"nosuid\" Mount in einen anderen Mount kopiert wird. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "6368",
          "T000126",
          "T015895",
          "T004914",
          "T026451"
        ]
      },
      "release_date": "2023-03-22T23:00:00.000+00:00",
      "title": "CVE-2023-0386"
    }
  ]
}