SB20251210124 - Improper locking in Linux kernel hw irdma driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB20251210124
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) Improper locking (CVE-ID: CVE-2023-53811)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the irdma_save_msix_info() function in drivers/infiniband/hw/irdma/hw.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/209e4aa9a7b636d8aaa1297e1d089ee2ed91d73f
- https://git.kernel.org/stable/c/87674a359ad173a3b8cd484e92e4f1901666da4c
- https://git.kernel.org/stable/c/9cd9842c46996ef62173c36619c746f57416bcb0
- https://git.kernel.org/stable/c/b3bd44bf20cb3a6a47aa4373e1817147efb4be04
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16