2024-12-08 03:06:42 +00:00

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{
"id": "CVE-2014-0148",
"sourceIdentifier": "secalert@redhat.com",
"published": "2022-09-29T03:15:11.340",
"lastModified": "2024-11-21T02:01:28.860",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Qemu before 2.0 block driver for Hyper-V VHDX Images is vulnerable to infinite loops and other potential issues when calculating BAT entries, due to missing bounds checks for block_size and logical_sector_size variables. These are used to derive other fields like 'sectors_per_block' etc. A user able to alter the Qemu disk image could ise this flaw to crash the Qemu instance resulting in DoS."
},
{
"lang": "es",
"value": "El controlador de bloques de Qemu versiones anteriores a 2.0 para im\u00e1genes VHDX de Hyper-V es vulnerable a bucles infinitos y otros problemas potenciales cuando son calculadas las entradas BAT, debido a que faltan comprobaciones de l\u00edmites para las variables block_size y logical_sector_size. \u00c9stas son usadas para derivar otros campos como \"sectors_per_block\", etc. Un usuario capaz de alterar la imagen de disco de Qemu podr\u00eda aprovechar este fallo para bloquear la instancia de Qemu, resultando en una DoS"
}
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
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