wid-sec-w-2023-0378
Vulnerability from csaf_certbund
Published
2023-02-14 23:00
Modified
2023-11-21 23:00
Summary
AMD Prozessoren: Schwachstelle ermöglicht Offenlegung von Informationen

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
Prozessoren sind die zentralen Rechenwerke eines Computers.
Angriff
Ein lokaler Angreifer kann eine Schwachstelle in verschiedenen AMD Prozessoren ausnutzen, um Informationen offenzulegen.
Betroffene Betriebssysteme
- Linux - BIOS/Firmware


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": "Prozessoren sind die zentralen Rechenwerke eines Computers.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in verschiedenen AMD Prozessoren ausnutzen, um Informationen offenzulegen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- BIOS/Firmware",
        "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-2023-0378 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0378.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-0378 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0378"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7370 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7370"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2023:7379 vom 2023-11-21",
        "url": "https://access.redhat.com/errata/RHSA-2023:7379"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6337-1 vom 2023-09-04",
        "url": "https://ubuntu.com/security/notices/USN-6337-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6331-1 vom 2023-09-01",
        "url": "https://ubuntu.com/security/notices/USN-6331-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6312-1 vom 2023-08-29",
        "url": "https://ubuntu.com/security/notices/USN-6312-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6301-1 vom 2023-08-17",
        "url": "https://ubuntu.com/security/notices/USN-6301-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6284-1 vom 2023-08-11",
        "url": "https://ubuntu.com/security/notices/USN-6284-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6134-1 vom 2023-06-01",
        "url": "https://ubuntu.com/security/notices/USN-6134-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6133-1 vom 2023-06-01",
        "url": "https://ubuntu.com/security/notices/USN-6133-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6096-1 vom 2023-05-23",
        "url": "https://ubuntu.com/security/notices/USN-6096-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6079-1 vom 2023-05-16",
        "url": "https://ubuntu.com/security/notices/USN-6079-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6080-1 vom 2023-05-16",
        "url": "https://ubuntu.com/security/notices/USN-6080-1"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-12226 vom 2023-04-18",
        "url": "https://oss.oracle.com/pipermail/el-errata/2023-April/013927.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-12256 vom 2023-04-17",
        "url": "https://linux.oracle.com/errata/ELSA-2023-12256.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-12255 vom 2023-04-17",
        "url": "https://linux.oracle.com/errata/ELSA-2023-12255.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5978-1 vom 2023-03-28",
        "url": "https://ubuntu.com/security/notices/USN-5978-1"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.15-2023-015 vom 2023-03-22",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-015.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.10-2023-028 vom 2023-03-22",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2023-028.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2023-043 vom 2023-03-22",
        "url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2023-043.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:0692-1 vom 2023-03-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-March/014011.html"
      },
      {
        "category": "external",
        "summary": "AMD Security Bulletin AMD-SB-1045 vom 2023-02-14",
        "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1045"
      },
      {
        "category": "external",
        "summary": "Xen Security Advisory CVE-2022-27672 / XSA-426 vom 2023-02-14",
        "url": "https://xenbits.xen.org/xsa/advisory-426.html"
      }
    ],
    "source_lang": "en-US",
    "title": "AMD Prozessoren: Schwachstelle erm\u00f6glicht Offenlegung von Informationen",
    "tracking": {
      "current_release_date": "2023-11-21T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:43:41.447+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-0378",
      "initial_release_date": "2023-02-14T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-02-14T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-02-15T23:00:00.000+00:00",
          "number": "2",
          "summary": "Referenz(en) aufgenommen: FEDORA-2023-DDA38ECEFD, FEDORA-2023-C69A2A8F8B"
        },
        {
          "date": "2023-02-19T23:00:00.000+00:00",
          "number": "3",
          "summary": "Referenz(en) aufgenommen: FEDORA-2023-DAD0295B25"
        },
        {
          "date": "2023-03-09T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-03-21T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2023-03-27T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-04-17T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-04-18T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2023-05-16T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-05-22T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-06-01T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-13T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-17T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-28T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-08-31T22:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-04T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-11-21T23:00:00.000+00:00",
          "number": "17",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "17"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "AMD Prozessor",
            "product": {
              "name": "AMD Prozessor",
              "product_id": "T019554",
              "product_identification_helper": {
                "cpe": "cpe:/h:amd:amd_processor:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "AMD"
      },
      {
        "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": "Open Source Xen \u003c 4.17",
            "product": {
              "name": "Open Source Xen \u003c 4.17",
              "product_id": "T026025",
              "product_identification_helper": {
                "cpe": "cpe:/o:xen:xen:4.17"
              }
            }
          }
        ],
        "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-2022-27672",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in mehreren AMD-Prozessoren, wenn der \"SMT\"-Modus aktiviert ist. Ein Angreifer kann die spekulative Ausf\u00fchrung ausnutzen, um Informationen \u00fcber benachbarte Threads offenzulegen. Dies kann f\u00fcr bestimmte Virtualisierungsumgebungen relevant sein, in denen eine virtuelle Maschine mit besonderen Privilegien ausgestattet ist."
        }
      ],
      "product_status": {
        "known_affected": [
          "T019554",
          "T002207",
          "67646",
          "T000126",
          "398363",
          "T004914"
        ]
      },
      "release_date": "2023-02-14T23:00:00.000+00:00",
      "title": "CVE-2022-27672"
    }
  ]
}


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