wid-sec-w-2023-0024
Vulnerability from csaf_certbund
Published
2023-01-04 23:00
Modified
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 im Linux Kernel ausnutzen, um seine Privilegien zu erweitern und einen Denial-of-Service-Zustand auszulösen.
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 kann eine Schwachstelle im Linux Kernel ausnutzen, um seine Privilegien zu erweitern und einen Denial-of-Service-Zustand auszul\u00f6sen.",
        "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-2023-0024 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0024.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-0024 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0024"
      },
      {
        "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-6235-1 vom 2023-07-18",
        "url": "https://ubuntu.com/security/notices/USN-6235-1"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-12565 vom 2023-07-04",
        "url": "https://linux.oracle.com/errata/ELSA-2023-12565.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-12566 vom 2023-07-04",
        "url": "https://linux.oracle.com/errata/ELSA-2023-12566.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": "Debian Security Advisory DLA-3404 vom 2023-05-03",
        "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6043-1 vom 2023-04-26",
        "url": "https://ubuntu.com/security/notices/USN-6043-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6024-1 vom 2023-04-25",
        "url": "https://ubuntu.com/security/notices/USN-6040-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6030-1 vom 2023-04-19",
        "url": "https://ubuntu.com/security/notices/USN-6030-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice LSN-0094-1 vom 2023-04-19",
        "url": "https://ubuntu.com/security/notices/USN-6024-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6009-1 vom 2023-04-12",
        "url": "https://ubuntu.com/security/notices/USN-6009-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6004-1 vom 2023-04-11",
        "url": "https://ubuntu.com/security/notices/USN-6004-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6000-1 vom 2023-04-06",
        "url": "https://ubuntu.com/security/notices/USN-6000-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5991-1 vom 2023-03-31",
        "url": "https://ubuntu.com/security/notices/USN-5991-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5984-1 vom 2023-03-29",
        "url": "https://www.cybersecurity-help.cz/vdb/SB2023032948"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5987-1 vom 2023-03-29",
        "url": "https://www.cybersecurity-help.cz/vdb/SB2023032946"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5982-1 vom 2023-03-28",
        "url": "https://ubuntu.com/security/notices/USN-5982-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5981-1 vom 2023-03-28",
        "url": "https://ubuntu.com/security/notices/USN-5981-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5975-1 vom 2023-03-28",
        "url": "https://ubuntu.com/security/notices/USN-5975-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5951-1 vom 2023-03-14",
        "url": "https://ubuntu.com/security/notices/USN-5951-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5940-1 vom 2023-03-09",
        "url": "https://ubuntu.com/security/notices/USN-5940-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5939-1 vom 2023-03-08",
        "url": "https://ubuntu.com/security/notices/USN-5939-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5934-1 vom 2023-03-07",
        "url": "https://ubuntu.com/security/notices/USN-5934-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5924-1 vom 2023-03-06",
        "url": "https://ubuntu.com/security/notices/USN-5924-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5927-1 vom 2023-03-07",
        "url": "https://ubuntu.com/security/notices/USN-5927-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5917-1 vom 2023-03-03",
        "url": "https://ubuntu.com/security/notices/USN-5917-1"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla - Bug 2132640 vom 2023-01-04",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2132640"
      },
      {
        "category": "external",
        "summary": "Red Hat Customer Portal vom 2023-01-04",
        "url": "https://access.redhat.com/security/cve/cve-2022-3424"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0227-1 vom 2023-02-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013616.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0226-1 vom 2023-02-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013615.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0237-1 vom 2023-02-03",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013621.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0235-1 vom 2023-02-03",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013620.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0231-1 vom 2023-02-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013619.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0229-1 vom 2023-02-02",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013618.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0262-1 vom 2023-02-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013626.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0240-1 vom 2023-02-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013624.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0245-1 vom 2023-02-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013623.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0238-1 vom 2023-02-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013622.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0250-1 vom 2023-02-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013625.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0270-1 vom 2023-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013634.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0271-1 vom 2023-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013633.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0267-1 vom 2023-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013628.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0263-1 vom 2023-02-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013627.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0281-1 vom 2023-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013638.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0277-1 vom 2023-02-07",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013637.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5856-1 vom 2023-02-09",
        "url": "https://ubuntu.com/security/notices/USN-5856-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0331-1 vom 2023-02-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-February/013714.html"
      },
      {
        "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": "2024-02-15T17:08:33.370+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-0024",
      "initial_release_date": "2023-01-04T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-01-04T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-02-01T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-02-02T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-02-05T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-02-06T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-02-09T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu und SUSE aufgenommen"
        },
        {
          "date": "2023-02-15T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-03-05T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-06T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-07T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-08T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-09T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-14T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-27T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-28T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-03-29T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-02T22:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-05T22:00:00.000+00:00",
          "number": "18",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-11T22:00:00.000+00:00",
          "number": "19",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-18T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-19T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-24T22:00:00.000+00:00",
          "number": "22",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-26T22:00:00.000+00:00",
          "number": "23",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-05-02T22:00:00.000+00:00",
          "number": "24",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-05-03T22:00:00.000+00:00",
          "number": "25",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-07-04T22:00:00.000+00:00",
          "number": "26",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-07-18T22:00:00.000+00:00",
          "number": "27",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-17T22:00:00.000+00:00",
          "number": "28",
          "summary": "Neue Updates von ORACLE aufgenommen"
        }
      ],
      "status": "final",
      "version": "28"
    }
  },
  "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",
            "product": {
              "name": "Open Source Linux Kernel",
              "product_id": "6368",
              "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": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux 8",
                "product": {
                  "name": "Red Hat Enterprise Linux 8",
                  "product_id": "T014111",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:8"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux 9",
                "product": {
                  "name": "Red Hat Enterprise Linux 9",
                  "product_id": "T023632",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:9"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "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-2022-3424",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle im Linux-Kernel. Der Fehler besteht aufgrund eines \"use after free\"-Fehlers in [drivers/misc/sgi-gru/grufile.c]. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, indem er \"gru_file_unlocked_ioctl\" mit \"GRU_SET_CONTEXT_OPTION\" aufruft, um seine Privilegien zu erweitern und einen Denial-of-Service-Zustand auszul\u00f6sen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "T023632",
          "6368",
          "T000126",
          "T004914",
          "T014111"
        ]
      },
      "release_date": "2023-01-04T23:00:00Z",
      "title": "CVE-2022-3424"
    }
  ]
}


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