#VU116359 Input validation error in Linux kernel - CVE-2023-53530
Published: October 1, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116359
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-2023-53530
CWE-ID: CWE-20
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 improper input validation within the tcm_qla2xxx_free_cmd() and tcm_qla2xxx_handle_data() functions in drivers/scsi/qla2xxx/tcm_qla2xxx.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/1a541999f31fcb10ea50eba2a563e6c451fd5c7d
- https://git.kernel.org/stable/c/25bd0c7def04a272f8e89b36971712fe29c6e438
- https://git.kernel.org/stable/c/52c7b41ad6ee53222f4ee2f0c099a6ed8291a168
- https://git.kernel.org/stable/c/59f10a05b5c7b675256a66e3161741239889ff80
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.134
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.56
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6