SB2025122633 - Memory leak in Linux kernel mlx5 core driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025122633
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) Memory leak (CVE-ID: CVE-2023-54106)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mlx5e_init_rep_rx() function in drivers/net/ethernet/mellanox/mlx5/core/en_rep.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/0582a3caaa3e2f7b80bcb113ad3c910eac15a63e
- https://git.kernel.org/stable/c/c265d8c2e25546a6b7ee16d36f2bb79b6160c2c3
- https://git.kernel.org/stable/c/c6cf0b6097bf1bf1b2a89b521e9ecd26b581a93a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.45
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5