#VU115862 Memory leak in Linux kernel - CVE-2023-53396
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115862
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-53396
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the create_whiteout() function in fs/ubifs/dir.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/3a36d20e012903f45714df2731261fdefac900cb
- https://git.kernel.org/stable/c/43b2f7d690697182beed6f71aa57b7249d3cfc9c
- https://git.kernel.org/stable/c/517ddc0259d7a7231486bdafde8035c478bc4088
- https://git.kernel.org/stable/c/7e264f67b7d6580eff5c2696961039fd05c69258
- https://git.kernel.org/stable/c/9f565752b328fe53c9e42b7d4e4d89a1da63d738
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.28