SB2024110767 - Improper locking in Linux kernel hw bnxt_re driver
Published: November 7, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024110767
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-2024-50157)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the is_dbr_fifo_full() and __wait_for_fifo_occupancy_below_th() functions in drivers/infiniband/hw/bnxt_re/main.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/2fb6b2e82413e401b72dfeacd7a60416fcfc5b41
- https://git.kernel.org/stable/c/8be3e5b0c96beeefe9d5486b96575d104d3e7d17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.75