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

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{
"id": "CVE-2022-48748",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-06-20T12:15:13.047",
"lastModified": "2024-11-21T07:33:55.157",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: vlan: fix memory leak in __allowed_ingress\n\nWhen using per-vlan state, if vlan snooping and stats are disabled,\nuntagged or priority-tagged ingress frame will go to check pvid state.\nIf the port state is forwarding and the pvid state is not\nlearning/forwarding, untagged or priority-tagged frame will be dropped\nbut skb memory is not freed.\nShould free skb when __allowed_ingress returns false."
},
{
"lang": "es",
"value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: net: bridge: vlan: corrige la p\u00e9rdida de memoria en __allowed_ingress Cuando se usa el estado por VLAN, si la vigilancia de VLAN y las estad\u00edsticas est\u00e1n deshabilitadas, el marco de ingreso sin etiquetar o con etiqueta de prioridad ir\u00e1 a verificar pvid estado. Si el estado del puerto est\u00e1 reenviando y el estado del pvid no est\u00e1 aprendiendo/reenviando, se descartar\u00e1 la trama sin etiquetar o con etiqueta de prioridad, pero no se liberar\u00e1 la memoria skb. Deber\u00eda liberar skb cuando __allowed_ingress devuelva falso."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
]
},
"weaknesses": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-400"
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/14be8d448fca6fe7b2a413831eedd55aef6c6511",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/446ff1fc37c74093e81db40811a07b5a19f1d797",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
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"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://git.kernel.org/stable/c/c5e216e880fa6f2cd9d4a6541269377657163098",
"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
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"source": "af854a3a-2127-422b-91ae-364da2661108"
}
]
}