wid-sec-w-2023-1025
Vulnerability from csaf_certbund
Published
2023-04-18 22:00
Modified
2024-06-12 22:00
Summary
Linux Kernel: Schwachstelle ermöglicht Privilegieneskalation

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.
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.",
        "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-2023-1025 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1025.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1025 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1025"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0448 vom 2024-01-25",
        "url": "https://access.redhat.com/errata/RHSA-2024:0448"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0461 vom 2024-01-25",
        "url": "https://access.redhat.com/errata/RHSA-2024:0461"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0439 vom 2024-01-25",
        "url": "https://access.redhat.com/errata/RHSA-2024:0439"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-12094 vom 2024-01-27",
        "url": "http://linux.oracle.com/errata/ELSA-2024-12094.html"
      },
      {
        "category": "external",
        "summary": "RedHat Bugzilla vom 2023-04-18",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2187931"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2148-1 vom 2023-05-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014816.html"
      },
      {
        "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": "Fedora Security Advisory FEDORA-2023-514965DD8A vom 2023-05-18",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-514965dd8a"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2023-2F35633034 vom 2023-05-18",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-2f35633034"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2646-1 vom 2024-02-27",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/018025.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2501-1 vom 2023-06-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015178.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2507-1 vom 2023-06-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015198.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2534-1 vom 2023-06-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015227.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2537-1 vom 2023-06-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015226.html"
      },
      {
        "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": "SUSE Security Update SUSE-SU-2023:2538-1 vom 2023-06-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-June/015234.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6194-1 vom 2023-06-29",
        "url": "https://ubuntu.com/security/notices/USN-6194-1"
      },
      {
        "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": "Ubuntu Security Notice USN-6224-1 vom 2023-07-13",
        "url": "https://ubuntu.com/security/notices/USN-6224-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6228-1 vom 2023-07-13",
        "url": "https://ubuntu.com/security/notices/USN-6228-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6234-1 vom 2023-07-18",
        "url": "https://ubuntu.com/security/notices/USN-6234-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:2871-1 vom 2023-07-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015524.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3566-1 vom 2023-09-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016130.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3576-1 vom 2023-09-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016132.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3582-1 vom 2023-09-11",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016135.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3592-1 vom 2023-09-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016139.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3596-1 vom 2023-09-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016142.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3595-1 vom 2023-09-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016143.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3594-1 vom 2023-09-13",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016141.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0897 vom 2024-02-20",
        "url": "https://access.redhat.com/errata/RHSA-2024:0897"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0881 vom 2024-02-20",
        "url": "https://access.redhat.com/errata/RHSA-2024:0881"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3603-1 vom 2023-09-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016156.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3612-1 vom 2023-09-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016163.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3623-1 vom 2023-09-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016162.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3627-1 vom 2023-09-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016169.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3629-1 vom 2023-09-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016173.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3630-1 vom 2023-09-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016172.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3644-1 vom 2023-09-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016180.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3647-1 vom 2023-09-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016179.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3671-1 vom 2023-09-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016218.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3668-1 vom 2023-09-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016219.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-0897 vom 2024-03-07",
        "url": "https://linux.oracle.com/errata/ELSA-2024-0897.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-0461 vom 2024-03-07",
        "url": "https://linux.oracle.com/errata/ELSA-2024-0461.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:0724 vom 2024-02-07",
        "url": "https://access.redhat.com/errata/RHSA-2024:0724"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-12187 vom 2024-03-01",
        "url": "http://linux.oracle.com/errata/ELSA-2024-12187.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1306 vom 2024-03-13",
        "url": "https://access.redhat.com/errata/RHSA-2024:1306"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1367 vom 2024-03-19",
        "url": "https://access.redhat.com/errata/RHSA-2024:1367"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1404 vom 2024-03-19",
        "url": "https://access.redhat.com/errata/RHSA-2024:1404"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:1382 vom 2024-03-19",
        "url": "https://access.redhat.com/errata/RHSA-2024:1382"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7144861 vom 2024-03-20",
        "url": "https://www.ibm.com/support/pages/node/7144861"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:3528 vom 2024-05-31",
        "url": "https://access.redhat.com/errata/RHSA-2024:3528"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2024:2010-1 vom 2024-06-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-June/018711.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2024-06-12T22:00:00.000+00:00",
      "generator": {
        "date": "2024-06-13T08:08:17.659+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-1025",
      "initial_release_date": "2023-04-18T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-04-18T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-05-09T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-18T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE und Fedora aufgenommen"
        },
        {
          "date": "2023-06-13T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-18T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-19T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-29T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-07-11T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-07-12T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-07-13T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-07-18T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Ubuntu und SUSE aufgenommen"
        },
        {
          "date": "2023-09-10T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-11T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-12T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-13T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-14T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-17T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-18T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-19T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-01-25T23:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-01-28T23:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-02-07T23:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-02-20T23:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-02-27T23:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-03-03T23:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-03-07T23:00:00.000+00:00",
          "number": "26",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-03-11T23:00:00.000+00:00",
          "number": "27",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-03-13T23:00:00.000+00:00",
          "number": "28",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-03-18T23:00:00.000+00:00",
          "number": "29",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-03-19T23:00:00.000+00:00",
          "number": "30",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-03-20T23:00:00.000+00:00",
          "number": "31",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2024-06-02T22:00:00.000+00:00",
          "number": "32",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-06-12T22:00:00.000+00:00",
          "number": "33",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "33"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
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        "category": "vendor",
        "name": "Fedora"
      },
      {
        "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"
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            "name": "Spectrum Protect"
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        "name": "IBM"
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            "name": "Open Source Linux Kernel",
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              "product_id": "6368",
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                "cpe": "cpe:/o:linux:linux_kernel:-"
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        "category": "vendor",
        "name": "Open Source"
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              "name": "Oracle Linux",
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                "cpe": "cpe:/o:oracle:linux:-"
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                "cpe": "cpe:/o:redhat:enterprise_linux:-"
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      {
        "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-2023-2176",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Eine unsachgem\u00e4\u00dfe Bereinigung in [compare_netdev_and_ip in drivers/infiniband/core/cma.c] in RDMA f\u00fchrt zu einem Out-of-Boundary-Read. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um das System zum Absturz zu bringen oder seine Rechte zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "67646",
          "6368",
          "T000126",
          "T015895",
          "T004914",
          "74185"
        ]
      },
      "release_date": "2023-04-18T22:00:00Z",
      "title": "CVE-2023-2176"
    }
  ]
}


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