nvd-json-data-feeds/CVE-2023/CVE-2023-528xx/CVE-2023-52898.json

{
  "id": "CVE-2023-52898",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-08-21T07:15:06.180",
  "lastModified": "2024-09-13T13:46:50.963",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxhci: Fix null pointer dereference when host dies\n\nMake sure xhci_free_dev() and xhci_kill_endpoint_urbs() do not race\nand cause null pointer dereference when host suddenly dies.\n\nUsb core may call xhci_free_dev() which frees the xhci->devs[slot_id]\nvirt device at the same time that xhci_kill_endpoint_urbs() tries to\nloop through all the device's endpoints, checking if there are any\ncancelled urbs left to give back.\n\nhold the xhci spinlock while freeing the virt device"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: xhci: corrige la desreferencia del puntero nulo cuando el host muere. Aseg\u00farese de que xhci_free_dev() y xhci_kill_endpoint_urbs() no corran y provoquen una desreferencia del puntero nulo cuando el host muere repentinamente. El n\u00facleo USB puede llamar a xhci_free_dev(), lo que libera el dispositivo virt xhci->devs[slot_id] al mismo tiempo que xhci_kill_endpoint_urbs() intenta recorrer todos los endpoints del dispositivo, verificando si quedan urbs canceladas para devolver. mantenga presionado el xhci spinlock mientras libera el dispositivo virt"
    }
  ],
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        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 4.7,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 3.6
      }
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  "weaknesses": [
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      "type": "Primary",
      "description": [
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          "lang": "en",
          "value": "CWE-476"
        }
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    }
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