#VU116324 Buffer overflow in Linux kernel - CVE-2023-53449
Published: October 1, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116324
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-2023-53449
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 dasd_eckd_init() function in drivers/s390/block/dasd_eckd.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/460e9bed82e49db1b823dcb4e421783854d86c40
- https://git.kernel.org/stable/c/544a552be0869231799784279d52704c4d314d33
- https://git.kernel.org/stable/c/a50e28d433acf22258f9f34831057387f04ef074
- https://git.kernel.org/stable/c/aede5230d154b6b237985ec9df7ebbd1dce96810
- https://git.kernel.org/stable/c/ee986d80acdef710a886be404308188ea11000c8
- https://git.kernel.org/stable/c/ef3a7ffc0a6f833578bc8d1dcb79d0633c7e4ec3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16