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CVE-2017-12193 (GCVE-0-2017-12193)

Vulnerability from cvelistv5 – Published: 2017-11-22 18:00 – Updated: 2024-08-05 18:28
VLAI
Summary
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.
Severity
5.5 (Medium)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a Linux kernel since 3.13 up to 4.14 (not including) Affected: Linux kernel since 3.13 up to 4.14 (not including)
Date Public
2017-11-22 00:00
Show details on NVD website
To clipboard 

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      "current_release_date": "2026-06-28T11:10:48+00:00",
      "cve": "CVE-2017-12193",
      "id": "CVE-2017-12193",
      "initial_release_date": "2017-11-02T00:00:00+00:00",
      "product_status:fixed": "207",
      "product_status:known_affected": "16",
      "product_status:known_not_affected": "15",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: Null pointer dereference due to incorrect node-splitting in assoc_array implementation",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-12193.json",
      "version": "3"
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    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-05T01:19:19Z",
      "cve": "CVE-2017-12193",
      "id": "CVE-2017-12193",
      "initial_release_date": "2023-02-15T04:42:01Z",
      "product_status:known_not_affected": "184",
      "product_status:recommended": "505",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2017-12193",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2017-12193.json",
      "version": "20"
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}



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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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