2025-03-09 03:03:50 +00:00

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{
"id": "CVE-2022-49730",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2025-02-26T07:01:48.620",
"lastModified": "2025-02-27T19:15:47.153",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Resolve NULL ptr dereference after an ELS LOGO is aborted\n\nA use-after-free crash can occur after an ELS LOGO is aborted.\n\nSpecifically, a nodelist structure is freed and then\nndlp->vport->cfg_log_verbose is dereferenced in lpfc_nlp_get() when the\ndiscovery state machine is mistakenly called a second time with\nNLP_EVT_DEVICE_RM argument.\n\nRework lpfc_cmpl_els_logo() to prevent the duplicate calls to release a\nnodelist structure."
},
{
"lang": "es",
"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: lpfc: Resolver la desreferencia de ptr NULL despu\u00e9s de que se cancele un LOGOTIPO ELS Se puede producir un fallo de use-after-free despu\u00e9s de que se cancele un LOGOTIPO ELS. Espec\u00edficamente, se libera una estructura de lista de nodos y luego se desreferencia ndlp->vport->cfg_log_verbose en lpfc_nlp_get() cuando se llama por error a la m\u00e1quina de estado de descubrimiento una segunda vez con el argumento NLP_EVT_DEVICE_RM. Reelabore lpfc_cmpl_els_logo() para evitar las llamadas duplicadas para liberar una estructura de lista de nodos."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"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
}
]
},
"weaknesses": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/5e83869e29448958f8ae2c6911f350318f75e4fc",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/b1b3440f437b75fb2a9b0cfe58df461e40eca474",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/eea34ce23dc3a595695856dc73bb132a9c5a2902",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}