ghsa-7c55-6mqj-q569
Vulnerability from github
Published
2022-05-14 03:14
Modified
2022-05-14 03:14
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.

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{
  "affected": [],
  "aliases": [
    "CVE-2017-12193"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-11-22T18:29:00Z",
    "severity": "MODERATE"
  },
  "details": "The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.",
  "id": "GHSA-7c55-6mqj-q569",
  "modified": "2022-05-14T03:14:40Z",
  "published": "2022-05-14T03:14:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-12193"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/ea6789980fdaa610d7eb63602c746bf6ec70cd2b"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0151"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0152"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0181"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2017-12193"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1501215"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3698-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3698-2"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea6789980fdaa610d7eb63602c746bf6ec70cd2b"
    },
    {
      "type": "WEB",
      "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/101678"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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