2025-02-28 21:03:47 +00:00

119 lines
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{
"id": "CVE-2024-57943",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2025-01-21T13:15:08.837",
"lastModified": "2025-02-28T18:59:45.207",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: fix the new buffer was not zeroed before writing\n\nBefore writing, if a buffer_head marked as new, its data must\nbe zeroed, otherwise uninitialized data in the page cache will\nbe written.\n\nSo this commit uses folio_zero_new_buffers() to zero the new\nbuffers before ->write_end()."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: exfat: se corrige que el nuevo b\u00fafer no se pusiera a cero antes de escribir. Antes de escribir, si un buffer_head est\u00e1 marcado como nuevo, sus datos deben ponerse a cero; de lo contrario, se escribir\u00e1n datos no inicializados en la cach\u00e9 de p\u00e1ginas. Por lo tanto, esta confirmaci\u00f3n utiliza folio_zero_new_buffers() para poner a cero los nuevos b\u00faferes antes de ->write_end()."
}
],
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
]
},
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