SB2025050445 - NULL pointer dereference in Linux kernel scsi qla2xxx driver
Published: May 4, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050445
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) NULL pointer dereference (CVE-ID: CVE-2023-53056)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the qla2x00_get_sp_from_handle() and qla25xx_process_bidir_status_iocb() functions in drivers/scsi/qla2xxx/qla_isr.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/6295b3ec64a3623fa96869ffb7cf17d0b3c92035
- https://git.kernel.org/stable/c/6d57b77d7369ed73836c82b25f785b34923eef84
- https://git.kernel.org/stable/c/d3affdeb400f3adc925bd996f3839481f5291839
- https://git.kernel.org/stable/c/ffd7831841d3c56c655531fc8c5acafaaf20e1bb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.9