2025-03-17 17:03:50 +00:00

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{
"id": "CVE-2022-49449",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2025-02-26T07:01:21.290",
"lastModified": "2025-03-17T16:12:23.147",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: renesas: rzn1: Fix possible null-ptr-deref in sh_pfc_map_resources()\n\nIt will cause null-ptr-deref when using 'res', if platform_get_resource()\nreturns NULL, so move using 'res' after devm_ioremap_resource() that\nwill check it to avoid null-ptr-deref.\nAnd use devm_platform_get_and_ioremap_resource() to simplify code."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: pinctrl: renesas: rzn1: Se corrige la posible eliminaci\u00f3n de referencias PTR nulas en sh_pfc_map_resources(). Esto provocar\u00e1 una eliminaci\u00f3n de referencias PTR nulas al usar 'res', si platform_get_resource() devuelve NULL, por lo que se debe mover el uso de 'res' despu\u00e9s de devm_ioremap_resource() que lo comprobar\u00e1 para evitar la eliminaci\u00f3n de referencias PTR nulas. Y se utiliza devm_platform_get_and_ioremap_resource() para simplificar el c\u00f3digo."
}
],
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"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"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
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-476"
}
]
}
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