wid-sec-w-2022-1098
Vulnerability from csaf_certbund
Published
2021-02-28 23:00
Modified
2023-07-19 22:00
Summary
QEMU: Schwachstelle ermöglicht Denial of Service

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
QEMU ist eine freie Virtualisierungssoftware, die die gesamte Hardware eines Computers emuliert.
Angriff
Ein lokaler authentifiziert Angreifer kann eine Schwachstelle in QEMU ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme
- UNIX - Linux - Windows


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "niedrig"
    },
    "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": "QEMU ist eine freie Virtualisierungssoftware, die die gesamte Hardware eines Computers emuliert.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler authentifiziert Angreifer kann eine Schwachstelle in QEMU ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux\n- Windows",
        "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-2022-1098 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-1098.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1098 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1098"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2023-2148 vom 2023-07-20",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2023-2148.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1942-1 vom 2021-06-10",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008986.html"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2623 vom 2021-04-10",
        "url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00009.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1245-1 vom 2021-04-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008647.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1242-1 vom 2021-04-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008652.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1244-1 vom 2021-04-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008650.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1241-1 vom 2021-04-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008649.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1240-1 vom 2021-04-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008648.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1243-1 vom 2021-04-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008646.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:1305-1 vom 2021-04-22",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-April/008671.html"
      },
      {
        "category": "external",
        "summary": "SECLIST - CVE-2021-3416 vom 2021-02-28",
        "url": "http://seclists.org/oss-sec/2021/q1/180"
      },
      {
        "category": "external",
        "summary": "Citrix Security Advisory CTX316325 vom 2021-06-23",
        "url": "https://support.citrix.com/article/CTX316325"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5010-1 vom 2021-07-15",
        "url": "https://ubuntu.com/security/notices/USN-5010-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:14772-1 vom 2021-08-03",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-August/009246.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:14774-1 vom 2021-08-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-August/009266.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3061 vom 2021-08-10",
        "url": "https://access.redhat.com/errata/RHSA-2021:3061"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2021-3061 vom 2021-08-13",
        "url": "https://linux.oracle.com/errata/ELSA-2021-3061.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-9123 vom 2022-02-05",
        "url": "https://linux.oracle.com/errata/ELSA-2022-9123.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-9172 vom 2022-02-25",
        "url": "https://linux.oracle.com/errata/ELSA-2022-9172.html"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202208-27 vom 2022-08-23",
        "url": "https://security.gentoo.org/glsa/202208-27"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3099 vom 2022-09-05",
        "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html"
      }
    ],
    "source_lang": "en-US",
    "title": "QEMU: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-07-19T22:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T16:55:56.284+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-1098",
      "initial_release_date": "2021-02-28T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2021-02-28T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2021-04-11T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2021-04-18T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-04-22T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-10T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-06-23T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Citrix aufgenommen"
        },
        {
          "date": "2021-07-15T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2021-08-03T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-08-08T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-08-10T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-12T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-02-06T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-02-24T23:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-08-22T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2022-09-04T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2023-07-19T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Amazon aufgenommen"
        }
      ],
      "status": "final",
      "version": "16"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Amazon Linux 2",
            "product": {
              "name": "Amazon Linux 2",
              "product_id": "398363",
              "product_identification_helper": {
                "cpe": "cpe:/o:amazon:linux_2:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Amazon"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Citrix Systems Hypervisor",
            "product": {
              "name": "Citrix Systems Hypervisor",
              "product_id": "T016872",
              "product_identification_helper": {
                "cpe": "cpe:/o:citrix:hypervisor:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Citrix Systems"
      },
      {
        "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": "Gentoo Linux",
            "product": {
              "name": "Gentoo Linux",
              "product_id": "T012167",
              "product_identification_helper": {
                "cpe": "cpe:/o:gentoo:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Gentoo"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source QEMU",
            "product": {
              "name": "Open Source QEMU",
              "product_id": "T007150",
              "product_identification_helper": {
                "cpe": "cpe:/a:qemu:qemu:-"
              }
            }
          }
        ],
        "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": "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-2021-3416",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in QEMU. Die Schwachstelle besteht in verschiedenen NIC-Emulatoren und tritt im Loopback-Modus der NICs auf, in dem ablaufende DMA-Pr\u00fcfungen umgangen werden k\u00f6nnen. Ein lokaler authentifizierter Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand auszul\u00f6sen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T000126",
          "398363",
          "T007150",
          "T012167",
          "T004914",
          "T016872"
        ]
      },
      "release_date": "2021-02-28T23:00:00Z",
      "title": "CVE-2021-3416"
    }
  ]
}


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