#VU115947 Buffer overflow in Linux kernel - CVE-2023-53369
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115947
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-2023-53369
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 dcbnl_bcn_setcfg() function in net/dcb/dcbnl.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/199fde04bd875d28b3a5ca525eaaa004eec6e947
- https://git.kernel.org/stable/c/31d49ba033095f6e8158c60f69714a500922e0c3
- https://git.kernel.org/stable/c/5b3dbedb8d4a0f9f7ce904d76b885438af2a21f9
- https://git.kernel.org/stable/c/8e309f43d0ca4051d20736c06a6f84bbddd881da
- https://git.kernel.org/stable/c/a0da2684db18dead3bcee12fb185e596e3d63c2b
- https://git.kernel.org/stable/c/ecff20e193207b44fdbfe64d7de89890f0a7fe6c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.45