mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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362 lines
10 KiB
JSON
362 lines
10 KiB
JSON
{
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"id": "CVE-2021-42327",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2021-10-21T17:15:07.913",
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"lastModified": "2021-11-28T23:33:10.620",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "dp_link_settings_write in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c in the Linux kernel through 5.14.14 allows a heap-based buffer overflow by an attacker who can write a string to the AMD GPU display drivers debug filesystem. There are no checks on size within parse_write_buffer_into_params when it uses the size of copy_from_user to copy a userspace buffer into a 40-byte heap buffer."
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},
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{
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"lang": "es",
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"value": "la funci\u00f3n dp_link_settings_write en el archivo drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c en el kernel de Linux versiones hasta 5.14.14, permite un desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria por parte de un atacante que puede escribir una cadena en el sistema de archivos de depuraci\u00f3n de los controladores de la GPU AMD. No se presentan comprobaciones de tama\u00f1o dentro de parse_write_buffer_into_params cuando usa el tama\u00f1o de copy_from_user para copiar un buffer de espacio de usuario en un buffer de pila de 40 bytes"
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}
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"metrics": {
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"source": "nvd@nist.gov",
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"type": "Primary",
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "HIGH",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 6.7,
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"baseSeverity": "MEDIUM"
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},
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"exploitabilityScore": 0.8,
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"impactScore": 5.9
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"version": "2.0",
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"accessVector": "LOCAL",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "PARTIAL",
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"integrityImpact": "PARTIAL",
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"availabilityImpact": "PARTIAL",
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"baseScore": 4.6
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},
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"exploitabilityScore": 3.9,
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"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c",
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