GHSA-4994-8W6G-9JVW

Vulnerability from github – Published: 2022-05-13 01:08 – Updated: 2026-01-26 21:30
VLAI
Details

An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.

Severity
7.8 (High)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2018-14634"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-190"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-09-25T21:29:00Z",
    "severity": "HIGH"
  },
  "details": "An integer overflow flaw was found in the Linux kernel\u0027s create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.",
  "id": "GHSA-4994-8w6g-9jvw",
  "modified": "2026-01-26T21:30:29Z",
  "published": "2022-05-13T01:08:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-14634"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2018/09/25/4"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/45516"
    },
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-14634"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3779-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3775-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3775-1"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K20934447?utm_source=f5support\u0026amp;utm_medium=RSS"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K20934447?utm_source=f5support\u0026amp%3Butm_medium=RSS"
    },
    {
      "type": "WEB",
      "url": "https://security.paloaltonetworks.com/CVE-2018-14634"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20190204-0002"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14634"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1624498"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/vulnerabilities/mutagen-astronomy"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2018-14634"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3643"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3591"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3590"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3586"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:3540"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:2933"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:2925"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:2924"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:2846"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:2763"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:2748"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/07/20/2"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/105407"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.