CVE-2023-54151
kernel: Kernel: f2fs filesystem denial of service via lack of free space
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 24, 2025
Updated · August 21, 2026
Description
A flaw was found in the f2fs filesystem of the Linux kernel. A local user could exploit this by performing specific file system operations that lead to a lack of free space during garbage collection checkpointing in Log-structured File System (LFS) mode. This can cause a system crash, resulting in a Denial of Service (DoS).
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-770 · Allocation of Resources Without Limits or Throttling