WID-SEC-W-2022-2132

Vulnerability from csaf_certbund - Published: 2022-11-20 23:00 - Updated: 2023-08-17 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 in Linux Kernel ausnutzen, um seine Privilegien zu erhöhen oder einen Denial of Service zu verursachen.
Betroffene Betriebssysteme
- Linux
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "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 in Linux Kernel ausnutzen, um seine Privilegien zu erh\u00f6hen oder einen Denial of Service 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-2022-2132 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-2132.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-2132 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-2132"
      },
      {
        "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": "Ubuntu Security Notice USN-6071-1 vom 2023-05-10",
        "url": "https://ubuntu.com/security/notices/USN-6071-1"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-12323 vom 2023-05-02",
        "url": "https://linux.oracle.com/errata/ELSA-2023-12323.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5791-2 vom 2023-04-26",
        "url": "https://ubuntu.com/security/notices/USN-6045-1"
      },
      {
        "category": "external",
        "summary": "OSS-Security Mailing Liste vom 2022-11-20",
        "url": "https://seclists.org/oss-sec/2022/q4/149"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4505-1 vom 2022-12-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013250.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4503-1 vom 2022-12-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013251.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4504-1 vom 2022-12-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013252.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4573-1 vom 2022-12-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013280.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4561-1 vom 2022-12-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013272.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4574-1 vom 2022-12-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013279.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4566-1 vom 2022-12-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013273.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4585-1 vom 2022-12-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013296.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4589-1 vom 2022-12-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013294.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4614-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013337.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4616-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013339.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4617-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013342.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4611-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013341.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4615-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013338.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4613-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013340.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5793-1 vom 2023-01-07",
        "url": "https://ubuntu.com/security/notices/USN-5793-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5792-1 vom 2023-01-07",
        "url": "https://ubuntu.com/security/notices/USN-5792-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5790-1 vom 2023-01-07",
        "url": "https://ubuntu.com/security/notices/USN-5790-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5791-1 vom 2023-01-07",
        "url": "https://ubuntu.com/security/notices/USN-5791-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5792-2 vom 2023-01-09",
        "url": "https://ubuntu.com/security/notices/USN-5792-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5792-2 vom 2023-01-09",
        "url": "https://ubuntu.com/security/notices/USN-5791-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5793-2 vom 2023-01-09",
        "url": "https://ubuntu.com/security/notices/USN-5793-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5793-3 vom 2023-01-10",
        "url": "https://ubuntu.com/security/notices/USN-5793-3"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5791-3 vom 2023-01-10",
        "url": "https://ubuntu.com/security/notices/USN-5791-3"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5793-4 vom 2023-01-11",
        "url": "https://ubuntu.com/security/notices/USN-5793-4"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5815-1 vom 2023-01-19",
        "url": "https://ubuntu.com/security/notices/USN-5815-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5877-1 vom 2023-02-16",
        "url": "https://ubuntu.com/security/notices/USN-5877-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0416-1 vom 2023-02-15",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013765.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2023-08-17T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:38:41.244+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-2132",
      "initial_release_date": "2022-11-20T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-11-20T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-12-18T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-19T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-20T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-26T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-01-08T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-09T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-10T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-01-19T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-02-15T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu und SUSE aufgenommen"
        },
        {
          "date": "2023-04-26T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-05-02T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-05-10T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-17T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von ORACLE aufgenommen"
        }
      ],
      "status": "final",
      "version": "14"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Linux Kernel \u003c 5.19.2",
            "product": {
              "name": "Open Source Linux Kernel \u003c 5.19.2",
              "product_id": "1233075",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:5.19.2"
              }
            }
          }
        ],
        "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-2022-4095",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux Kernel. Dabei handelt es sich um ein \"double free\" Problem in drivers/staging/rtl8712/rtl8712_cmd.c. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen lokalen Denial-of-Service-Angriff zu starten oder seine Rechte zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "T000126",
          "T004914"
        ]
      },
      "release_date": "2022-11-20T23:00:00.000+00:00",
      "title": "CVE-2022-4095"
    }
  ]
}


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Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.