CVE-2021-26401 (GCVE-0-2021-26401)

Vulnerability from cvelistv5 – Published: 2022-03-11 17:54 – Updated: 2024-09-17 03:08
VLAI?
Summary
LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs.
Severity ?
No CVSS data available.
CWE
  • NA
Assigner
AMD
References
Impacted products
Vendor Product Version
AMD AMD Processors Unaffected: Processor Zen 3
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:26:25.203Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1036"
          },
          {
            "name": "[oss-security] 20220318 Xen Security Advisory 398 v2 - Multiple speculative security issues",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2022/03/18/2"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "AMD Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "Processor  Zen 3"
            }
          ]
        }
      ],
      "datePublic": "2022-03-08T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "NA",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-18T17:06:11.000Z",
        "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
        "shortName": "AMD"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1036"
        },
        {
          "name": "[oss-security] 20220318 Xen Security Advisory 398 v2 - Multiple speculative security issues",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2022/03/18/2"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@amd.com",
          "DATE_PUBLIC": "2022-03-08T20:00:00.000Z",
          "ID": "CVE-2021-26401",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "AMD Processors",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "!",
                            "version_name": "Processor",
                            "version_value": "Zen 3"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "AMD"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "NA"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1036",
              "refsource": "MISC",
              "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1036"
            },
            {
              "name": "[oss-security] 20220318 Xen Security Advisory 398 v2 - Multiple speculative security issues",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2022/03/18/2"
            }
          ]
        },
        "source": {
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
    "assignerShortName": "AMD",
    "cveId": "CVE-2021-26401",
    "datePublished": "2022-03-11T17:54:34.241Z",
    "dateReserved": "2021-01-29T00:00:00.000Z",
    "dateUpdated": "2024-09-17T03:08:13.328Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


Log in or create an account to share your comment.




Tags
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.