CVE-2017-18200

MEDIUM

Linux Kernel < 4.13 - Denial of Service via F2FS Reference Count Mishandling

Title source: llm
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 5.5
EPSS 0.0034
EPSS Percentile 25.5%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (1)
linux/linux_kernel < 4.13
Published Feb 26, 2018
Tracked Since Feb 18, 2026