wid-sec-w-2022-0315
Vulnerability from csaf_certbund
Published
2021-05-30 22:00
Modified
2022-12-07 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit Administratorrechten

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 mit Berechtigungen kann eine Schwachstelle im Linux Kernel ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen.
Betroffene Betriebssysteme
- UNIX - 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 mit Berechtigungen kann eine Schwachstelle im Linux Kernel ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- 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-2022-0315 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-0315.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0315 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0315"
      },
      {
        "category": "external",
        "summary": "ORACLE OVMSA-2022-0031 vom 2022-12-08",
        "url": "https://oss.oracle.com/pipermail/oraclevm-errata/2022-December/001064.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-10065 vom 2022-12-08",
        "url": "http://linux.oracle.com/errata/ELSA-2022-10065.html"
      },
      {
        "category": "external",
        "summary": "NIST NVD - CVE-2021-20292 Detail vom 2021-05-30",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20292"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla - Bug 1939686 vom 2021-05-30",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1939686"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2689 vom 2021-06-23",
        "url": "https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:1676-1 vom 2022-05-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-May/011024.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:1686-1 vom 2022-05-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-May/011035.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:1687-1 vom 2022-05-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-May/011033.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:1669-1 vom 2022-05-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-May/011018.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:1668-1 vom 2022-05-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-May/011019.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2083-1 vom 2022-06-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-June/011291.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2082-1 vom 2022-06-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-June/011287.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2077-1 vom 2022-06-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-June/011285.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2111-1 vom 2022-06-17",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-June/011310.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5343-1 vom 2022-03-22",
        "url": "https://ubuntu.com/security/notices/USN-5343-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2103-1 vom 2022-06-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-June/011299.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:1651-1 vom 2022-05-12",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-May/010994.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Ausf\u00fchren von beliebigem Programmcode mit Administratorrechten",
    "tracking": {
      "current_release_date": "2022-12-07T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:28:08.517+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-0315",
      "initial_release_date": "2021-05-30T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2021-05-30T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2021-06-22T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2022-03-22T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2022-05-12T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-05-16T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-06-14T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-06-16T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-06-19T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-07T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        }
      ],
      "status": "final",
      "version": "9"
    }
  },
  "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": [
          {
            "category": "product_name",
            "name": "Open Source Linux Kernel \u003c 5.9",
            "product": {
              "name": "Open Source Linux Kernel \u003c 5.9",
              "product_id": "T018797",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:5.9"
              }
            }
          }
        ],
        "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": "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-2021-20292",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Der Fehler besteht in der Komponente \"drivers/gpu/drm/nouveau/nouveau_sgdma.c\" in \"nouveau_sgdma_create_ttm\" aufgrund einer unsachgem\u00e4\u00dfen Validierung. Ein lokaler authentifizierter Angreifer mit Privilegien kann diese Schwachstelle ausnutzen, um beliebigen Code auszuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "T000126",
          "T004914"
        ]
      },
      "release_date": "2021-05-30T22:00:00.000+00:00",
      "title": "CVE-2021-20292"
    }
  ]
}


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