fkie_cve-2021-47330
Vulnerability from fkie_nvd
Published
2024-05-21 15:15
Modified
2024-12-24 16:17
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: tty: serial: 8250: serial_cs: Fix a memory leak in error handling path In the probe function, if the final 'serial_config()' fails, 'info' is leaking. Add a resource handling path to free this memory.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/331f5923fce4f45b8170ccf06c529e8eb28f37bcPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/34f4590f5ec9859ea9136249f528173d150bd584Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7a80f71601af015856a0aeb1e3c294037ac3dd32Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b2ef1f5de40342de44fc5355321595f91774dab5Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b5a2799cd62ed30c81b22c23028d9ee374e2138cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c39cf4df19acf0133fa284a8cd83fad42cd13cc2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ee16bed959862a6de2913f71a04cb563d7237b67Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fad92b11047a748c996ebd6cfb164a63814eeb2ePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/331f5923fce4f45b8170ccf06c529e8eb28f37bcPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/34f4590f5ec9859ea9136249f528173d150bd584Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/7a80f71601af015856a0aeb1e3c294037ac3dd32Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b2ef1f5de40342de44fc5355321595f91774dab5Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b5a2799cd62ed30c81b22c23028d9ee374e2138cPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c39cf4df19acf0133fa284a8cd83fad42cd13cc2Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/ee16bed959862a6de2913f71a04cb563d7237b67Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/fad92b11047a748c996ebd6cfb164a63814eeb2ePatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *


To clipboard 

{
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: 8250: serial_cs: Fix a memory leak in error handling path\n\nIn the probe function, if the final \u0027serial_config()\u0027 fails, \u0027info\u0027 is\nleaking.\n\nAdd a resource handling path to free this memory."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tty: serial: 8250: serial_cs: corrige una p\u00e9rdida de memoria en la ruta de manejo de errores. En la funci\u00f3n de sonda, si el \u0027serial_config()\u0027 final falla, se est\u00e1 perdiendo \u0027info\u0027. Agregue una ruta de manejo de recursos para liberar esta memoria."
    }
  ],
  "id": "CVE-2021-47330",
  "lastModified": "2024-12-24T16:17:26.313",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
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  "published": "2024-05-21T15:15:19.977",
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  "vulnStatus": "Analyzed",
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          "lang": "en",
          "value": "CWE-401"
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      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}


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