wid-sec-w-2023-1082
Vulnerability from csaf_certbund
Published
2023-04-26 22:00
Modified
2024-02-07 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Offenlegung von Informationen

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 Informationen offenzulegen.
Betroffene Betriebssysteme
- Linux


To clipboard 

{
  "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 Informationen offenzulegen.",
        "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-2023-1082 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1082.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1082 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1082"
      },
      {
        "category": "external",
        "summary": "Nattional Vulnerability Database CVE-2023-0458 vom 2023-04-26",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0458"
      },
      {
        "category": "external",
        "summary": "PoC Google Security",
        "url": "https://github.com/google/security-research/security/advisories/GHSA-m7j5-797w-vmrh"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3404 vom 2023-05-03",
        "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3403 vom 2023-05-03",
        "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6079-1 vom 2023-05-16",
        "url": "https://ubuntu.com/security/notices/USN-6079-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6091-1 vom 2023-05-18",
        "url": "https://ubuntu.com/security/notices/USN-6091-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6096-1 vom 2023-05-23",
        "url": "https://ubuntu.com/security/notices/USN-6096-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6093-1 vom 2023-05-22",
        "url": "https://ubuntu.com/security/notices/USN-6093-1"
      },
      {
        "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": "Oracle Linux Security Advisory ELSA-2023-12375 vom 2023-06-07",
        "url": "https://linux.oracle.com/errata/ELSA-2023-12375.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6222-1 vom 2023-07-12",
        "url": "https://ubuntu.com/security/notices/USN-6222-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6256-1 vom 2023-07-26",
        "url": "https://ubuntu.com/security/notices/USN-6256-1"
      },
      {
        "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": "Red Hat Security Advisory RHSA-2023:4378 vom 2023-08-01",
        "url": "https://access.redhat.com/errata/RHSA-2023:4378"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4377 vom 2023-08-01",
        "url": "https://access.redhat.com/errata/RHSA-2023:4377"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-4377 vom 2023-08-03",
        "url": "https://linux.oracle.com/errata/ELSA-2023-4377.html"
      },
      {
        "category": "external",
        "summary": "ORACLE OVMSA-2023-0016 vom 2023-08-17",
        "url": "https://oss.oracle.com/pipermail/oraclevm-errata/2023-August/001084.html"
      },
      {
        "category": "external",
        "summary": "ORACLE OVMSA-2023-0017 vom 2023-08-17",
        "url": "https://oss.oracle.com/pipermail/oraclevm-errata/2023-August/001076.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4801 vom 2023-08-29",
        "url": "https://access.redhat.com/errata/RHSA-2023:4801"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:4814 vom 2023-08-29",
        "url": "https://access.redhat.com/errata/RHSA-2023:4814"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6341-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6341-1"
      },
      {
        "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": "Red Hat Security Advisory RHSA-2024:0575 vom 2024-01-30",
        "url": "https://access.redhat.com/errata/RHSA-2024:0575"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0724 vom 2024-02-07",
        "url": "https://access.redhat.com/errata/RHSA-2024:0724"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Offenlegung von Informationen",
    "tracking": {
      "current_release_date": "2024-02-07T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:25:50.052+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-1082",
      "initial_release_date": "2023-04-26T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-04-26T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-05-02T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-05-03T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-05-16T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-05-18T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-05-22T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-06-01T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-06-08T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-07-12T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-07-26T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-01T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-08-03T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-08-17T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von ORACLE aufgenommen"
        },
        {
          "date": "2023-08-29T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2023-09-05T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-11-14T23:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-01-30T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-02-07T23:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "18"
    }
  },
  "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_range",
                "name": "\u003c 6.1.8",
                "product": {
                  "name": "Open Source Linux Kernel \u003c 6.1.8",
                  "product_id": "1345714",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:linux:linux_kernel:6.1.8"
                  }
                }
              }
            ],
            "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": "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-2023-0458",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle im Linux-Kernel aufgrund einer spekulativen Zeiger-Dereferenz in der Funktion \"do_prlimit()\". Ein lokaler Angreifer kann dies ausnutzen, um Informationen aus dem Kernel-Speicher offenzulegen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "67646",
          "T000126",
          "T004914"
        ]
      },
      "release_date": "2023-04-26T22:00:00Z",
      "title": "CVE-2023-0458"
    }
  ]
}


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