CVE-2023-54187
kernel: Linux kernel (F2FS): Data corruption and denial of service when moving a directory
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 30, 2025
Updated · August 21, 2026
Description
A flaw was found in the Linux kernel's F2FS filesystem. A local attacker with low privileges could exploit a vulnerability when moving a directory, leading to potential data corruption and system crashes. This could result in a denial of service and compromise data integrity and availability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition