SB2025050449 - NULL pointer dereference in Linux kernel scsi lpfc driver
Published: May 4, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050449
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-2023-53038)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the lpfc_read_object() function in drivers/scsi/lpfc/lpfc_sli.c, within the lpfc_sli4_cgn_params_read() function in drivers/scsi/lpfc/lpfc_init.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/312320b0e0ec21249a17645683fe5304d796aec1
- https://git.kernel.org/stable/c/4829a1e1171536978b240a1438789c2e4d5c9715
- https://git.kernel.org/stable/c/67b8343998b84418bc5b5206aa01fe9b461a80ef
- https://git.kernel.org/stable/c/908dd9a0853a88155a5a36018c7e2b32ccf20379
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.9