fkie_cve-2022-1974
Vulnerability from fkie_nvd
Published
2022-08-31 16:15
Modified
2024-11-21 06:41
Severity ?
4.1 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
Summary
A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.
References
secalert@redhat.comhttps://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cdPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cdPatch, Third Party Advisory
Impacted products
Vendor Product Version
linux linux_kernel 5.18


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.18:rc6:*:*:*:*:*:*",
              "matchCriteriaId": "EE723F14-047B-4FCF-B109-E0542EDFB063",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A use-after-free flaw was found in the Linux kernel\u0027s NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un fallo de uso de memoria previamente liberada en la funcionalidad del n\u00facleo NFC del kernel de Linux debido a una condici\u00f3n de carrera entre la creaci\u00f3n y el borrado de kobject. Esta vulnerabilidad permite a un atacante local con privilegios CAP_NET_ADMIN filtrar informaci\u00f3n del kernel"
    }
  ],
  "id": "CVE-2022-1974",
  "lastModified": "2024-11-21T06:41:52.067",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.1,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-08-31T16:15:10.007",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cd"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cd"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-367"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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