cve-2021-47045
Vulnerability from cvelistv5
Published
2024-02-28 08:13
Modified
2024-11-04 11:58
Severity ?
EPSS score ?
Summary
scsi: lpfc: Fix null pointer dereference in lpfc_prep_els_iocb()
References
{
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"timestamp": "2024-03-05T18:15:44.582355Z",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Fix null pointer dereference in lpfc_prep_els_iocb()\n\nIt is possible to call lpfc_issue_els_plogi() passing a did for which no\nmatching ndlp is found. A call is then made to lpfc_prep_els_iocb() with a\nnull pointer to a lpfc_nodelist structure resulting in a null pointer\ndereference.\n\nFix by returning an error status if no valid ndlp is found. Fix up comments\nregarding ndlp reference counting."
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"title": "scsi: lpfc: Fix null pointer dereference in lpfc_prep_els_iocb()",
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"nvd": "{\"cve\":{\"id\":\"CVE-2021-47045\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-02-28T09:15:40.223\",\"lastModified\":\"2024-02-28T14:06:45.783\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nscsi: lpfc: Fix null pointer dereference in lpfc_prep_els_iocb()\\n\\nIt is possible to call lpfc_issue_els_plogi() passing a did for which no\\nmatching ndlp is found. A call is then made to lpfc_prep_els_iocb() with a\\nnull pointer to a lpfc_nodelist structure resulting in a null pointer\\ndereference.\\n\\nFix by returning an error status if no valid ndlp is found. Fix up comments\\nregarding ndlp reference counting.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: lpfc: corrige la desreferencia del puntero nulo en lpfc_prep_els_iocb() Es posible llamar a lpfc_issue_els_plogi() pasando un did para el cual no se encuentra ning\u00fan ndlp coincidente. Luego se realiza una llamada a lpfc_prep_els_iocb() con un puntero nulo a una estructura lpfc_nodelist, lo que da como resultado una desreferencia del puntero nulo. Corrija devolviendo un estado de error si no se encuentra ning\u00fan ndlp v\u00e1lido. Corrija los comentarios sobre el recuento de referencias de ndlp.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/8dd1c125f7f838abad009b64bff5f0a11afe3cb6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9bdcfbed2a9fe24d2c7eaa1bad7c705e18de8cc7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a09677de458d500b00701f6036baa423d9995408\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.