gsd-2020-8648
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c.
Aliases
Aliases
CVE-2020-8648


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-8648",
    "description": "There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c.",
    "id": "GSD-2020-8648",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-8648.html",
      "https://www.debian.org/security/2020/dsa-4698",
      "https://access.redhat.com/errata/RHSA-2021:3522",
      "https://access.redhat.com/errata/RHSA-2021:3320",
      "https://access.redhat.com/errata/RHSA-2021:2316",
      "https://access.redhat.com/errata/RHSA-2021:2314",
      "https://access.redhat.com/errata/RHSA-2020:4609",
      "https://access.redhat.com/errata/RHSA-2020:4431",
      "https://ubuntu.com/security/CVE-2020-8648",
      "https://advisories.mageia.org/CVE-2020-8648.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2020-8648.html",
      "https://linux.oracle.com/cve/CVE-2020-8648.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "modified": "2023-12-13T01:21:54.315570Z",
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      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 3.6,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 4.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
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            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.2
        }
      },
      "lastModifiedDate": "2022-07-28T00:08Z",
      "publishedDate": "2020-02-06T01:15Z"
    }
  }
}


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