FKIE_CVE-2021-47551

Vulnerability from fkie_nvd - Published: 2024-05-24 15:15 - Updated: 2025-04-01 18:42
Severity ?
6.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdkfd: Fix kernel panic when reset failed and been triggered again In SRIOV configuration, the reset may failed to bring asic back to normal but stop cpsch already been called, the start_cpsch will not be called since there is no resume in this case. When reset been triggered again, driver should avoid to do uninitialization again.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/06c6f8f86ec243b89e52f0c3dc7062bcb9de74dfPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2cf49e00d40d5132e3d067b5aa6d84791929ab15Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/74aafe99efb68f15e50be9f7032c2168512f98a8Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/06c6f8f86ec243b89e52f0c3dc7062bcb9de74dfPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/2cf49e00d40d5132e3d067b5aa6d84791929ab15Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/74aafe99efb68f15e50be9f7032c2168512f98a8Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 5.16
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2771BC87-698A-4F2C-B04F-D8D773D4EA58",
              "versionEndExcluding": "5.10.84",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A696A60B-2782-4119-83DD-1EFFBC903F02",
              "versionEndExcluding": "5.15.7",
              "versionStartIncluding": "5.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.16:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "357AA433-37E8-4323-BFB2-3038D6E4B414",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/amdkfd: Fix kernel panic when reset failed and been triggered again\n\nIn SRIOV configuration, the reset may failed to bring asic back to normal but stop cpsch\nalready been called, the start_cpsch will not be called since there is no resume in this\ncase.  When reset been triggered again, driver should avoid to do uninitialization again."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: drm/amd/amdkfd: corrige el p\u00e1nico del kernel cuando el reinicio falla y se activa nuevamente. En la configuraci\u00f3n SRIOV, el reinicio puede no lograr que asic vuelva a la normalidad, pero ya se ha llamado a detener cpsch, el No se llamar\u00e1 a start_cpsch ya que en este caso no hay ning\u00fan curr\u00edculum. Cuando el reinicio se activa nuevamente, el controlador debe evitar realizar la desinicializaci\u00f3n nuevamente."
    }
  ],
  "id": "CVE-2021-47551",
  "lastModified": "2025-04-01T18:42:20.947",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.0,
        "impactScore": 4.0,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2024-05-24T15:15:19.927",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/06c6f8f86ec243b89e52f0c3dc7062bcb9de74df"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/2cf49e00d40d5132e3d067b5aa6d84791929ab15"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/74aafe99efb68f15e50be9f7032c2168512f98a8"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/06c6f8f86ec243b89e52f0c3dc7062bcb9de74df"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/2cf49e00d40d5132e3d067b5aa6d84791929ab15"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/74aafe99efb68f15e50be9f7032c2168512f98a8"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Detection rules are retrieved from Rulezet.