nvd-json-data-feeds/CVE-2024/CVE-2024-498xx/CVE-2024-49891.json

{
  "id": "CVE-2024-49891",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-10-21T18:15:11.657",
  "lastModified": "2024-12-14T21:15:26.910",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Validate hdwq pointers before dereferencing in reset/errata paths\n\nWhen the HBA is undergoing a reset or is handling an errata event, NULL ptr\ndereference crashes may occur in routines such as\nlpfc_sli_flush_io_rings(), lpfc_dev_loss_tmo_callbk(), or\nlpfc_abort_handler().\n\nAdd NULL ptr checks before dereferencing hdwq pointers that may have been\nfreed due to operations colliding with a reset or errata event handler."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: lpfc: Validar punteros hdwq antes de desreferenciar en rutas de reinicio/errata Cuando el HBA est\u00e1 experimentando un reinicio o est\u00e1 manejando un evento de erratas, pueden ocurrir fallos de desreferencia de ptr NULL en rutinas como lpfc_sli_flush_io_rings(), lpfc_dev_loss_tmo_callbk() o lpfc_abort_handler(). Agregue verificaciones de ptr NULL antes de desreferenciar punteros hdwq que pueden haberse liberado debido a operaciones que colisionan con un controlador de eventos de reinicio o erratas."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "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"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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  "references": [
    {
      "url": "https://git.kernel.org/stable/c/232a138bd843d48cb2368f604646d990db7640f3",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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