fkie_cve-2024-53189
Vulnerability from fkie_nvd
Published
2024-12-27 14:15
Modified
2025-10-08 14:06
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: wifi: nl80211: fix bounds checker error in nl80211_parse_sched_scan The channels array in the cfg80211_scan_request has a __counted_by attribute attached to it, which points to the n_channels variable. This attribute is used in bounds checking, and if it is not set before the array is filled, then the bounds sanitizer will issue a warning or a kernel panic if CONFIG_UBSAN_TRAP is set. This patch sets the size of allocated memory as the initial value for n_channels. It is updated with the actual number of added elements after the array is filled.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1a7b62ddf2c7642878c24f0e556041bb58c37527Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9c46a3a5b394d6d123866aa44436fc2cd342eb0dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d4ef643ea78c59c22546046c25dc6e7206267672Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *


To clipboard 

{
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    {
      "nodes": [
        {
          "cpeMatch": [
            {
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              "matchCriteriaId": "07BE5DA1-4C04-4052-9B58-6EDE15469D65",
              "versionEndExcluding": "6.11.11",
              "versionStartIncluding": "6.11",
              "vulnerable": true
            },
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: fix bounds checker error in nl80211_parse_sched_scan\n\nThe channels array in the cfg80211_scan_request has a __counted_by\nattribute attached to it, which points to the n_channels variable. This\nattribute is used in bounds checking, and if it is not set before the\narray is filled, then the bounds sanitizer will issue a warning or a\nkernel panic if CONFIG_UBSAN_TRAP is set.\n\nThis patch sets the size of allocated memory as the initial value for\nn_channels. It is updated with the actual number of added elements after\nthe array is filled."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: nl80211: fix bounds checker error in nl80211_parse_sched_scan La matriz channels en cfg80211_scan_request tiene un atributo __counted_by adjunto, que apunta a la variable n_channels. Este atributo se utiliza en la comprobaci\u00f3n de los l\u00edmites y, si no se configura antes de que se complete la matriz, el desinfectante de los l\u00edmites emitir\u00e1 una advertencia o un p\u00e1nico del kernel si se configura CONFIG_UBSAN_TRAP. Este parche establece el tama\u00f1o de la memoria asignada como el valor inicial para n_channels. Se actualiza con el n\u00famero real de elementos agregados despu\u00e9s de que se complete la matriz."
    }
  ],
  "id": "CVE-2024-53189",
  "lastModified": "2025-10-08T14:06:23.687",
  "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"
      }
    ]
  },
  "published": "2024-12-27T14:15:26.400",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/1a7b62ddf2c7642878c24f0e556041bb58c37527"
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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