fkie_cve-2024-53045
Vulnerability from fkie_nvd
Published
2024-11-19 18:15
Modified
2024-11-27 16:41
Summary
In the Linux kernel, the following vulnerability has been resolved: ASoC: dapm: fix bounds checker error in dapm_widget_list_create The widgets array in the snd_soc_dapm_widget_list has a __counted_by attribute attached to it, which points to the num_widgets 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 the widgets list calculated with list_for_each as the initial value for num_widgets as it is used for allocating memory for the array. It is updated with the actual number of added elements after the array is filled.
Impacted products



{
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                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                     versionEndExcluding: "6.11.7",
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   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: dapm: fix bounds checker error in dapm_widget_list_create\n\nThe widgets array in the snd_soc_dapm_widget_list has a __counted_by\nattribute attached to it, which points to the num_widgets 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 the widgets list calculated with\nlist_for_each as the initial value for num_widgets as it is used for\nallocating memory for the array. It is updated with the actual number of\nadded elements after the array is filled.",
      },
      {
         lang: "es",
         value: "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ASoC: dapm: corrección de error del verificador de los límites en dapm_widget_list_create La matriz de widgets en snd_soc_dapm_widget_list tiene un atributo __counted_by adjunto, que apunta a la variable num_widgets. Este atributo se utiliza en la comprobación de los límites y, si no se configura antes de que se llene la matriz, el sanitizador de los límites emitirá una advertencia o un pánico del kernel si se configura CONFIG_UBSAN_TRAP. Este parche establece el tamaño de la lista de widgets calculada con list_for_each como el valor inicial para num_widgets, ya que se utiliza para asignar memoria para la matriz. Se actualiza con el número real de elementos agregados después de que se llena la matriz.",
      },
   ],
   id: "CVE-2024-53045",
   lastModified: "2024-11-27T16:41:06.737",
   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: "2024-11-19T18:15:24.940",
   references: [
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/2ef9439f7a19fd3d43b288d38b1c6e55b668a4fe",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
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         ],
         url: "https://git.kernel.org/stable/c/c549cb66e8de0ba1936fc97a59f0156741d3492a",
      },
   ],
   sourceIdentifier: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
   vulnStatus: "Analyzed",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "NVD-CWE-noinfo",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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