cve-2021-47501
Vulnerability from cvelistv5
Published
2024-05-24 15:01
Modified
2024-11-04 12:07
Severity ?
Summary
i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website


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                "id": "CVE-2021-47501",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
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                "role": "CISA Coordinator",
                "timestamp": "2024-06-10T18:53:53.614307Z",
                "version": "2.0.3"
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    "cna": {
      "affected": [
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          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/i40e/i40e_debugfs.c"
          ],
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni40e: Fix NULL pointer dereference in i40e_dbg_dump_desc\n\nWhen trying to dump VFs VSI RX/TX descriptors\nusing debugfs there was a crash\ndue to NULL pointer dereference in i40e_dbg_dump_desc.\nAdded a check to i40e_dbg_dump_desc that checks if\nVSI type is correct for dumping RX/TX descriptors."
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          "url": "https://git.kernel.org/stable/c/23ec111bf3549aae37140330c31a16abfc172421"
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      "title": "i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47501",
    "datePublished": "2024-05-24T15:01:49.040Z",
    "dateReserved": "2024-05-22T06:20:56.204Z",
    "dateUpdated": "2024-11-04T12:07:08.982Z",
    "state": "PUBLISHED"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2021-47501\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-24T15:15:10.150\",\"lastModified\":\"2024-05-24T18:09:20.027\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ni40e: Fix NULL pointer dereference in i40e_dbg_dump_desc\\n\\nWhen trying to dump VFs VSI RX/TX descriptors\\nusing debugfs there was a crash\\ndue to NULL pointer dereference in i40e_dbg_dump_desc.\\nAdded a check to i40e_dbg_dump_desc that checks if\\nVSI type is correct for dumping RX/TX descriptors.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: i40e: Se corrigi\u00f3 la desreferencia del puntero NULL en i40e_dbg_dump_desc Al intentar volcar los descriptores VF VSI RX/TX usando debugfs, se produjo un bloqueo debido a la desreferencia del puntero NULL en i40e_dbg_dump_desc. Se agreg\u00f3 una verificaci\u00f3n a i40e_dbg_dump_desc que verifica si el tipo de VSI es correcto para volcar descriptores RX/TX.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/16431e442db248ecd8aa9457cf0a656f1885f56e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/23ec111bf3549aae37140330c31a16abfc172421\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e5b7fb2198abc50058f1a29c395b004f76ab1c83\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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