#VU115592 Buffer overflow in Linux kernel - CVE-2023-53276
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115592
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-2023-53276
CWE-ID: CWE-119
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 corruption within the do_tmpfile() 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/107d481642c356a5668058066360fc473911e628
- https://git.kernel.org/stable/c/1e43d4284bdc3bd34bd770fea13910ac37ab0618
- https://git.kernel.org/stable/c/1fb815b38bb31d6af9bd0540b8652a0d6fe6cfd3
- https://git.kernel.org/stable/c/29738e1bcc799dd754711d4e4aab967f0c018175
- https://git.kernel.org/stable/c/823f554747f8aafaa965fb2f3ae794110ed429ef
- https://git.kernel.org/stable/c/8ad8c67a897e68426e85990ebfe0a7d1f71fc79f
- https://git.kernel.org/stable/c/b8f444a4fadfb5070ed7e298e0a5ceb4a18014f3
- https://git.kernel.org/stable/c/ce840284929b75dbbf062e0ce7fcb78a63b08b5e
- https://git.kernel.org/stable/c/fd197308c0e4f738c7ea687d5332035c5753881c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.15