wid-sec-w-2023-1927
Vulnerability from csaf_certbund
Published
2023-07-31 22:00
Modified
2024-01-22 23:00
Summary
Linux-Kernel: Schwachstelle ermöglicht Privilegienerweiterung oder einen Denial-of-Service-Zustand

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 lokaler Angreifer kann eine Schwachstelle im Linux-Kernel ausnutzen, um seine Privilegien zu erhöhen oder einen Denial-of-Service-Zustand zu verursachen.
Betroffene Betriebssysteme
- Linux



{
  "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.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle im Linux-Kernel ausnutzen, um seine Privilegien zu erh\u00f6hen oder einen Denial-of-Service-Zustand zu verursachen.",
        "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-2023-1927 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1927.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1927 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1927"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory - Linux Kernel - GHSA-h3j8-wx8r-29j6 vom 2023-07-31",
        "url": "https://github.com/advisories/GHSA-h3j8-wx8r-29j6"
      },
      {
        "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": "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-2023:3377-1 vom 2023-08-22",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-August/015992.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": "Ubuntu Security Notice USN-6316-1 vom 2023-08-30",
        "url": "https://ubuntu.com/security/notices/USN-6316-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6318-1 vom 2023-08-30",
        "url": "https://ubuntu.com/security/notices/USN-6318-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6321-1 vom 2023-08-30",
        "url": "https://ubuntu.com/security/notices/USN-6321-1"
      },
      {
        "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-6325-1 vom 2023-08-31",
        "url": "https://ubuntu.com/security/notices/USN-6325-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6328-1 vom 2023-09-01",
        "url": "https://ubuntu.com/security/notices/USN-6328-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6330-1 vom 2023-09-01",
        "url": "https://ubuntu.com/security/notices/USN-6330-1"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4961 vom 2023-09-05",
        "url": "https://access.redhat.com/errata/RHSA-2023:4961"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4967 vom 2023-09-05",
        "url": "https://access.redhat.com/errata/RHSA-2023:4967"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4962 vom 2023-09-05",
        "url": "https://access.redhat.com/errata/RHSA-2023:4962"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.15-2023-026 vom 2023-09-07",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-026.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2KERNEL-5.10-2023-039 vom 2023-09-07",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2023-039.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6348-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6348-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5492 vom 2023-09-10",
        "url": "https://lists.debian.org/debian-security-announce/2023/msg00184.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5091 vom 2023-09-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:5091"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5093 vom 2023-09-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:5093"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5069 vom 2023-09-12",
        "url": "https://access.redhat.com/errata/RHSA-2023:5069"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-5069 vom 2023-09-15",
        "url": "http://linux.oracle.com/errata/ELSA-2023-5069.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5221 vom 2023-09-19",
        "url": "https://access.redhat.com/errata/RHSA-2023:5221"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5244 vom 2023-09-19",
        "url": "https://access.redhat.com/errata/RHSA-2023:5244"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5255 vom 2023-09-19",
        "url": "https://access.redhat.com/errata/RHSA-2023:5255"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-5244 vom 2023-09-21",
        "url": "https://linux.oracle.com/errata/ELSA-2023-5244.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5627 vom 2023-10-11",
        "url": "https://access.redhat.com/errata/RHSA-2023:5627"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:5548 vom 2023-10-11",
        "url": "https://access.redhat.com/errata/RHSA-2023:5548"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0098-1 vom 2023-10-10",
        "url": "https://ubuntu.com/security/notices/LSN-0098-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4095-1 vom 2023-10-17",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016715.html"
      },
      {
        "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": "Ubuntu Security Notice USN-6442-1 vom 2023-10-20",
        "url": "https://ubuntu.com/security/notices/USN-6442-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4142-1 vom 2023-10-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016764.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4175-1 vom 2023-10-24",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016827.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4201-1 vom 2023-10-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016845.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4219-1 vom 2023-10-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016860.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4239-1 vom 2023-10-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016917.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4261-1 vom 2023-10-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016911.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4267-1 vom 2023-10-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016926.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4260-1 vom 2023-10-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016912.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4285-1 vom 2023-10-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016936.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4308-1 vom 2023-10-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016954.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4322-1 vom 2023-10-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016959.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4326-1 vom 2023-10-31",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016957.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASLIVEPATCH-2023-155 vom 2023-11-01",
        "url": "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2023-155.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7382 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7382"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7434 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7434"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7431 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7431"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7417 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7417"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7411 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7411"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7389 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7389"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0099-1 vom 2023-11-28",
        "url": "https://ubuntu.com/security/notices/LSN-0099-1"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7096482 vom 2024-01-22",
        "url": "https://www.ibm.com/support/pages/node/7096482"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux-Kernel: Schwachstelle erm\u00f6glicht Privilegienerweiterung oder einen Denial-of-Service-Zustand",
    "tracking": {
      "current_release_date": "2024-01-22T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:38:48.453+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-1927",
      "initial_release_date": "2023-07-31T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-07-31T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-08-13T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-14T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-15T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-20T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-08-22T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-08-29T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-30T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-31T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-05T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-09-06T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Amazon und Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-10T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-09-12T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-09-17T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-09-18T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-09-19T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-09-20T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-10-10T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Red Hat und Ubuntu aufgenommen"
        },
        {
          "date": "2023-10-17T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-19T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Debian und Ubuntu aufgenommen"
        },
        {
          "date": "2023-10-22T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-24T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-25T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-26T22:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-30T23:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-31T23:00:00.000+00:00",
          "number": "26",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-11-01T23:00:00.000+00:00",
          "number": "27",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-11-21T23:00:00.000+00:00",
          "number": "28",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-11-28T23:00:00.000+00:00",
          "number": "29",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-01-22T23:00:00.000+00:00",
          "number": "30",
          "summary": "Neue Updates von IBM aufgenommen"
        }
      ],
      "status": "final",
      "version": "30"
    }
  },
  "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": [
          {
            "category": "product_name",
            "name": "IBM Spectrum Protect plus \u003c 10.1.15.3",
            "product": {
              "name": "IBM Spectrum Protect plus \u003c 10.1.15.3",
              "product_id": "T032281",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:spectrum_protect:plus__10.1.15.3"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Linux Kernel \u003c kernel 6.5-rc5",
            "product": {
              "name": "Open Source Linux Kernel \u003c kernel 6.5-rc5",
              "product_id": "T028980",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:kernel_6.5-rc5"
              }
            }
          }
        ],
        "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-2023-4004",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle im Linux-Kernel. Dieser Fehler besteht aufgrund eines use-after-free in netfilter. Ein lokaler authentifizierter Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern oder einen Denial-of-Service-Zustand auszul\u00f6sen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T000126",
          "398363",
          "T032281",
          "T004914"
        ]
      },
      "release_date": "2023-07-31T22:00:00Z",
      "title": "CVE-2023-4004"
    }
  ]
}


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