wid-sec-w-2023-3090
Vulnerability from csaf_certbund
Published
2023-12-10 23:00
Modified
2024-06-09 22:00
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 lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen.
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 einen Denial of Service Angriff durchzuf\u00fchren.",
        "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-2023-3090 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-3090.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-3090 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-3090"
      },
      {
        "category": "external",
        "summary": "RedHat Bugzilla vom 2023-12-10",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253632"
      },
      {
        "category": "external",
        "summary": "RedHat Customer Portal vom 2023-12-10",
        "url": "https://access.redhat.com/security/cve/CVE-2023-6622"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6652-1 vom 2024-02-23",
        "url": "https://ubuntu.com/security/notices/USN-6652-1"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.15-2024-033 vom 2024-01-09",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2024-033.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6626-2 vom 2024-02-14",
        "url": "https://ubuntu.com/security/notices/USN-6626-2"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-12159 vom 2024-02-15",
        "url": "https://linux.oracle.com/errata/ELSA-2024-12159.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6628-2 vom 2024-02-15",
        "url": "https://ubuntu.com/security/notices/USN-6628-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6639-1 vom 2024-02-15",
        "url": "https://ubuntu.com/security/notices/USN-6639-1"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-DCEE14345B vom 2023-12-14",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-dcee14345b"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-26FFE7D3C7 vom 2023-12-14",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-26ffe7d3c7"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6626-3 vom 2024-02-16",
        "url": "https://ubuntu.com/security/notices/USN-6626-3"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0129-1 vom 2024-01-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017658.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0115-1 vom 2024-01-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017661.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0160-1 vom 2024-01-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017686.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0141-1 vom 2024-01-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017677.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:0156-1 vom 2024-01-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-January/017689.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6624-1 vom 2024-02-07",
        "url": "https://ubuntu.com/security/notices/USN-6624-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6626-1 vom 2024-02-08",
        "url": "https://ubuntu.com/security/notices/USN-6626-1"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5593 vom 2024-01-01",
        "url": "https://lists.debian.org/debian-security-announce/2024/msg00000.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.15-2024-035 vom 2024-01-23",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2024-035.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6628-1 vom 2024-02-09",
        "url": "https://ubuntu.com/security/notices/USN-6628-1"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:2394 vom 2024-04-30",
        "url": "https://access.redhat.com/errata/RHSA-2024:2394"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7152469 vom 2024-05-15",
        "url": "https://www.ibm.com/support/pages/node/7152469"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:2950 vom 2024-05-22",
        "url": "https://access.redhat.com/errata/RHSA-2024:2950"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:3138 vom 2024-05-22",
        "url": "https://access.redhat.com/errata/RHSA-2024:3138"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7156774 vom 2024-06-07",
        "url": "https://www.ibm.com/support/pages/node/7156774"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2024-06-09T22:00:00.000+00:00",
      "generator": {
        "date": "2024-06-10T08:07:50.817+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-3090",
      "initial_release_date": "2023-12-10T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-12-10T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-12-13T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-01-01T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2024-01-09T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2024-01-16T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-01-18T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-01-22T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2024-02-07T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-08T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-13T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-14T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Oracle Linux und Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-15T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-02-25T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2024-04-29T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-05-15T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2024-05-21T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-06-09T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von IBM aufgenommen"
        }
      ],
      "status": "final",
      "version": "17"
    }
  },
  "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": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "IBM QRadar SIEM",
            "product": {
              "name": "IBM QRadar SIEM",
              "product_id": "T021415",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:qradar_siem:-"
              }
            }
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "12",
                "product": {
                  "name": "IBM Security Guardium 12.0",
                  "product_id": "T031092",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ibm:security_guardium:12.0"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Security Guardium"
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Linux Kernel",
            "product": {
              "name": "Open Source Linux Kernel",
              "product_id": "T030112",
              "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-2023-6622",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. In \"nft_dynset_init()\" in \"net/netfilter/nft_dynset.c\" in \"nf_tables\" besteht ein Problem mit einer Null-Zeiger-Dereferenz. Ein lokaler Angreifer mit \"CAP_NET_ADMIN\"-Benutzerprivileg kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T030112",
          "2951",
          "T002207",
          "67646",
          "T000126",
          "T021415",
          "T031092",
          "398363",
          "T004914",
          "74185"
        ]
      },
      "release_date": "2023-12-10T23:00:00Z",
      "title": "CVE-2023-6622"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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