nvd-json-data-feeds/CVE-2024/CVE-2024-501xx/CVE-2024-50192.json

{
  "id": "CVE-2024-50192",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-11-08T06:15:16.100",
  "lastModified": "2024-11-29T19:00:45.733",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nirqchip/gic-v4: Don't allow a VMOVP on a dying VPE\n\nKunkun Jiang reported that there is a small window of opportunity for\nuserspace to force a change of affinity for a VPE while the VPE has already\nbeen unmapped, but the corresponding doorbell interrupt still visible in\n/proc/irq/.\n\nPlug the race by checking the value of vmapp_count, which tracks whether\nthe VPE is mapped ot not, and returning an error in this case.\n\nThis involves making vmapp_count common to both GICv4.1 and its v4.0\nancestor."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: irqchip/gic-v4: No permitir un VMOVP en un VPE moribundo Kunkun Jiang inform\u00f3 que hay una peque\u00f1a ventana de oportunidad para que el espacio de usuario fuerce un cambio de afinidad para un VPE mientras el VPE ya ha sido desasignado, pero la interrupci\u00f3n del timbre correspondiente a\u00fan es visible en /proc/irq/. Conecte la ejecuci\u00f3n verificando el valor de vmapp_count, que rastrea si el VPE est\u00e1 asignado o no, y devuelve un error en este caso. Esto implica hacer que vmapp_count sea com\u00fan tanto para GICv4.1 como para su antecesor v4.0."
    }
  ],
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          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 4.7,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
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        "exploitabilityScore": 1.0,
        "impactScore": 3.6
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