VULNERABILITY INTELLIGENCE

CVE-2017-18200

CVSS score5.5 MEDIUM
CISA KEVNot currently listed
Published2018-02-26
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 f2fs implementation in the Linux kernel before 4.14 mishandles reference counts associated with f2fs_wait_discard_bios calls, which allows local users to cause a denial of service (BUG), as demonstrated by fstrim.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references