Review reviewHigh

CVE-2023-54187

Linux

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential corruption when moving a directory F2FS has the same issue in ext4_rename causing crash revealed by xfstests/generic/707. See also commit 0813299c586b ("ext4: Fix possible corruption when moving a directory")

CVSS: 7.8
EPSS: 0.13%
CISA KEV: Not listed
Published: 2025.12.30

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.13%

Technical severityCVSS 7.8

Vulnerability overview

Affected product and versions

Product: Linux
Affected versions: >= 622f28ae9ba4fa89b4ff0f4a6cf75d153ea838ce < 3e77036246123ff710fa2661dcaa12a45284f09b, >= 622f28ae9ba4fa89b4ff0f4a6cf75d153ea838ce < 957904f531fd857a92743b11fbc9c9ffdf7f3207, >= 622f28ae9ba4fa89b4ff0f4a6cf75d153ea838ce < 8f57f3e112cf1d16682b6ff9c31c72f40f7da9c9, >= 622f28ae9ba4fa89b4ff0f4a6cf75d153ea838ce < 8a0b544b7caedfbc05065b6377fd1d8bf7ef5e70, >= 622f28ae9ba4fa89b4ff0f4a6cf75d153ea838ce < f20191100952013f0916418cdaed0ab55c7b634c, >= 622f28ae9ba4fa89b4ff0f4a6cf75d153ea838ce < 0a76082a4a32a90d1ef33dee8b400efc082b4b6f, >= 622f28ae9ba4fa89b4ff0f4a6cf75d153ea838ce < d94772154e524b329a168678836745d2773a6e02, >= 3.19
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Linux and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: Not available