CVE-2023-54124
kernel: Linux kernel f2fs: Denial of service during unmount
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 24, 2025
Updated · August 20, 2026
Description
A flaw was found in the Linux kernel's f2fs file system. A local attacker could trigger a kernel bug during the unmounting process if a specific error condition is present. This vulnerability prevents the system from properly handling dirty pages, leading to a kernel panic or an infinite loop, which results in a denial of service.
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-617 · Reachable Assertion