FKIE_CVE-2022-49267

Vulnerability from fkie_nvd - Published: 2025-02-26 07:01 - Updated: 2026-01-19 13:16
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: mmc: core: use sysfs_emit() instead of sprintf() sprintf() (still used in the MMC core for the sysfs output) is vulnerable to the buffer overflow. Use the new-fangled sysfs_emit() instead. Found by Linux Verification Center (linuxtesting.org) with the SVACE static analysis tool.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0f55ac683b2722714016f16daae9cab3f7f7b9f9
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/659ca56b5415c7a1d05e185c36fad80ba165d063Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c4ab65738ab3e21fe519ee46b2051222bc8e32efPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f5d8a5fe77ce933f53eb8f2e22bb7a1a2019ea11Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "18F5AF68-F1E7-4C3F-8521-ECDD471EAC43",
              "versionEndExcluding": "5.16.19",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "210C679C-CF84-44A3-8939-E629C87E54BF",
              "versionEndExcluding": "5.17.2",
              "versionStartIncluding": "5.17",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: core: use sysfs_emit() instead of sprintf()\n\nsprintf() (still used in the MMC core for the sysfs output) is vulnerable\nto the buffer overflow.  Use the new-fangled sysfs_emit() instead.\n\nFound by Linux Verification Center (linuxtesting.org) with the SVACE static\nanalysis tool."
    },
    {
      "lang": "es",
      "value": "En el n\u00facleo de Linux, se ha resuelto la siguiente vulnerabilidad: mmc: core: use sysfs_emit() en lugar de sprintf() sprintf() (que todav\u00eda se usa en el n\u00facleo de MMC para la salida de sysfs) es vulnerable al desbordamiento del b\u00fafer. Use el nuevo sysfs_emit() en su lugar. Encontrado por Linux Verification Center (linuxtesting.org) con la herramienta de an\u00e1lisis est\u00e1tico SVACE."
    }
  ],
  "id": "CVE-2022-49267",
  "lastModified": "2026-01-19T13:16:05.963",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-02-26T07:01:03.620",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0f55ac683b2722714016f16daae9cab3f7f7b9f9"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/659ca56b5415c7a1d05e185c36fad80ba165d063"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      ],
      "url": "https://git.kernel.org/stable/c/c4ab65738ab3e21fe519ee46b2051222bc8e32ef"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/f5d8a5fe77ce933f53eb8f2e22bb7a1a2019ea11"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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