VULNERABILITY INTELLIGENCE

CVE-2017-12193

CVSS score5.5 MEDIUM
EPSS probability0.45%
CISA KEVNot currently listed
Published2017-11-22
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • CWE-476: NULL Pointer Dereference

Primary references