Information disclosure in Linux kernel - CVE-2023-53278
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115542
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-53278
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information disclosure within the ubifs_sysfs_init() function in fs/ubifs/sysfs.c. A local user can gain access to sensitive information.
How to mitigate CVE-2023-53278
Install update from vendor's repository.