fkie_cve-2024-53045
Vulnerability from fkie_nvd
Published
2024-11-19 18:15
Modified
2024-11-27 16:41
Severity ?
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.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
linux | linux_kernel | * | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 | |
linux | linux_kernel | 6.12 |
{ configurations: [ { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", matchCriteriaId: "E96F53A4-5E87-4A70-BD9A-BC327828D57F", versionEndExcluding: "6.11.7", versionStartIncluding: "6.7", vulnerable: true, }, { criteria: "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", matchCriteriaId: "7F361E1D-580F-4A2D-A509-7615F73167A1", vulnerable: true, }, { criteria: "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", matchCriteriaId: "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C", vulnerable: true, }, { criteria: "cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*", matchCriteriaId: "3C95E234-D335-4B6C-96BF-E2CEBD8654ED", vulnerable: true, }, { criteria: "cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*", matchCriteriaId: "E0F717D8-3014-4F84-8086-0124B2111379", vulnerable: true, }, { criteria: "cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*", matchCriteriaId: "24DBE6C7-2AAE-4818-AED2-E131F153D2FA", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, ], 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: [ "Patch", ], 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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Sightings
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Nomenclature
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