gsd-2020-29660
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2020-29660",
    "description": "A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.",
    "id": "GSD-2020-29660",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-29660.html",
      "https://www.debian.org/security/2021/dsa-4843",
      "https://access.redhat.com/errata/RHSA-2021:4356",
      "https://access.redhat.com/errata/RHSA-2021:4140",
      "https://ubuntu.com/security/CVE-2020-29660",
      "https://advisories.mageia.org/CVE-2020-29660.html",
      "https://security.archlinux.org/CVE-2020-29660",
      "https://alas.aws.amazon.com/cve/html/CVE-2020-29660.html",
      "https://linux.oracle.com/cve/CVE-2020-29660.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-29660"
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      "id": "GSD-2020-29660",
      "modified": "2023-12-13T01:22:11.566128Z",
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    }
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      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 2.1,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
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            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
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          "exploitabilityScore": 0.8,
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      },
      "lastModifiedDate": "2021-11-30T22:21Z",
      "publishedDate": "2020-12-09T17:15Z"
    }
  }
}


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