SB2024060115 - NULL pointer dereference in Linux kernel scsi qla2xxx driver
Published: June 1, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024060115
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-2021-46964)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the qla24xx_enable_msix() function 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/4ecd42dec858b6632c5f024fe13e9ad6c30f2734
- https://git.kernel.org/stable/c/0f86d66b38501e3ac66cf2d9f9f8ad6838bad0e6
- https://git.kernel.org/stable/c/f02d4086a8f36a0e1aaebf559b54cf24a177a486
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.20
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13