nvd-json-data-feeds/CVE-2022/CVE-2022-21xx/CVE-2022-2196.json

{
  "id": "CVE-2022-2196",
  "sourceIdentifier": "cve-coordination@google.com",
  "published": "2023-01-09T11:15:10.583",
  "lastModified": "2025-02-13T17:15:40.357",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A regression exists in the Linux Kernel within KVM: nVMX that allowed for speculative execution attacks.\u00a0L2 can carry out Spectre v2 attacks on L1 due to L1 thinking it doesn't need retpolines or IBPB\u00a0after running L2 due to KVM (L0) advertising eIBRS support to L1. An attacker at L2 with code execution can execute code on an indirect branch on the host machine. We recommend upgrading to Kernel 6.2 or past commit\u00a02e7eab81425a"
    },
    {
      "lang": "es",
      "value": "Existe una regresi\u00f3n en el kernel de Linux dentro de KVM: nVMX que permiti\u00f3 ataques de ejecuci\u00f3n especulativa. L2 puede llevar a cabo ataques Spectre v2 en L1 debido a que L1 piensa que no necesita retpolines o IBPB despu\u00e9s de ejecutar L2 debido a que KVM (L0) anuncia soporte eIBRS en L1. Un atacante en L2 con ejecuci\u00f3n de c\u00f3digo puede ejecutar c\u00f3digo en una rama indirecta en la m\u00e1quina host. Recomendamos actualizar al Kernel 6.2 o al commit anterior 2e7eab81425a"
    }
  ],
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        "type": "Secondary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L",
          "baseScore": 5.8,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "HIGH",
          "availabilityImpact": "LOW"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 4.7
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          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
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        "exploitabilityScore": 2.0,
        "impactScore": 6.0
      }
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      "source": "cve-coordination@google.com",
      "type": "Secondary",
      "description": [
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          "lang": "en",
          "value": "CWE-1188"
        }
      ]
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  "references": [
    {
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2e7eab81425ad6c875f2ed47c0ce01e78afc38a5",
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    {
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  ]
}