SB20251001180 - Input validation error in Linux kernel scsi qla2xxx driver
Published: October 1, 2025 Updated: October 27, 2025
Security Bulletin ID
SB20251001180
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2023-53530)
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 website.
References
- 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