WID-SEC-W-2026-0136

Vulnerability from csaf_certbund - Published: 2026-01-15 23:00 - Updated: 2026-02-16 23:00
Summary
AMD EPYC-Prozessoren: Schwachstelle ermöglicht Manipulation von Daten
Severity
Niedrig
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 AMD Prozessor ausnutzen, um Daten zu manipulieren.
Betroffene Betriebssysteme: - BIOS/Firmware
CVE-2025-29943
Affected products
Product Identifier Version Remediation
AMD Prozessor EPYC
AMD / Prozessor
 cpe:/h:amd:amd_processor:epyc EPYC
Dell PowerEdge
Dell
 cpe:/h:dell:poweredge:- —
AMD Prozessor EPYC Embedded
AMD / Prozessor
 cpe:/h:amd:amd_processor:epyc_embedded EPYC Embedded
Lenovo Computer
Lenovo
 cpe:/h:lenovo:computer:- —
References
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": "Prozessoren sind die zentralen Rechenwerke eines Computers.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in AMD Prozessor ausnutzen, um Daten zu manipulieren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- 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-2026-0136 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0136.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-0136 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0136"
      },
      {
        "category": "external",
        "summary": "AMD Security Bulletin vom 2026-01-15",
        "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3027.html"
      },
      {
        "category": "external",
        "summary": "StackWarp: PoC for CVE-2025-29943 vom 2026-01-20",
        "url": "https://github.com/fevar54/POC_CVE-2025-29943_Write-what-where-Condition"
      },
      {
        "category": "external",
        "summary": "Lenovo Security Advisory LEN-210698 vom 2026-02-10",
        "url": "https://support.lenovo.com/us/en/product_security/LEN-210698"
      },
      {
        "category": "external",
        "summary": "Dell Security Advisory DSA-2025-351 vom 2026-02-17",
        "url": "https://www.dell.com/support/kbdoc/000428817"
      }
    ],
    "source_lang": "en-US",
    "title": "AMD EPYC-Prozessoren: Schwachstelle erm\u00f6glicht Manipulation von Daten",
    "tracking": {
      "current_release_date": "2026-02-16T23:00:00.000+00:00",
      "generator": {
        "date": "2026-02-17T09:05:57.817+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2026-0136",
      "initial_release_date": "2026-01-15T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-01-15T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-01-18T23:00:00.000+00:00",
          "number": "2",
          "summary": "Referenz(en) aufgenommen: EUVD-2026-2929"
        },
        {
          "date": "2026-01-20T23:00:00.000+00:00",
          "number": "3",
          "summary": "PoC aufgenommen"
        },
        {
          "date": "2026-02-10T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von LENOVO aufgenommen"
        },
        {
          "date": "2026-02-16T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "5"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "EPYC",
                "product": {
                  "name": "AMD Prozessor EPYC",
                  "product_id": "T050062",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:amd:amd_processor:epyc"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "EPYC Embedded",
                "product": {
                  "name": "AMD Prozessor EPYC Embedded",
                  "product_id": "T050063",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:amd:amd_processor:epyc_embedded"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Prozessor"
          }
        ],
        "category": "vendor",
        "name": "AMD"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Dell PowerEdge",
            "product": {
              "name": "Dell PowerEdge",
              "product_id": "T033533",
              "product_identification_helper": {
                "cpe": "cpe:/h:dell:poweredge:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Lenovo Computer",
            "product": {
              "name": "Lenovo Computer",
              "product_id": "T048897",
              "product_identification_helper": {
                "cpe": "cpe:/h:lenovo:computer:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Lenovo"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-29943",
      "product_status": {
        "known_affected": [
          "T050062",
          "T033533",
          "T050063",
          "T048897"
        ]
      },
      "release_date": "2026-01-15T23:00:00.000+00:00",
      "title": "CVE-2025-29943"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.