SB20251226219 - NULL pointer dereference in Linux kernel scsi qla2xxx driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226219
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-2023-54014)
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_process_els() function in drivers/scsi/qla2xxx/qla_bsg.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/1b7e5bdf2be22ae8c61bdca5a5f96ec2746e9639
- https://git.kernel.org/stable/c/1ccd52b790a66b8b5f75c87eab8c3a37f941a2bf
- https://git.kernel.org/stable/c/921d6844625527a92d1178262a633cc88a8e61bd
- https://git.kernel.org/stable/c/af73f23a27206ffb3c477cac75b5fcf03410556e
- https://git.kernel.org/stable/c/ccd3bc595bda67db5a347b9050c2df28f292d3fb
- https://git.kernel.org/stable/c/ced5460eae772e847debbc0b65ef93aedab92d3f
- https://git.kernel.org/stable/c/e466930717ef18c112585a39fc6174d8eb441df5
- https://git.kernel.org/stable/c/f35bd94b4e11c41de90cd0fa72c9062e8196822f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.322