SB20251230105 - Memory leak in Linux kernel core en driver
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251230105
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-2023-54169)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mlx5e_ptp_open() function in drivers/net/ethernet/mellanox/mlx5/core/en/ptp.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/4892e1e548b5bd6524c1c89df06e4849df26fc20
- https://git.kernel.org/stable/c/7035e3ae600c4e9cb3dc220c24dd77112ddff8b1
- https://git.kernel.org/stable/c/83a8f7337a14cdb215c76a8f4cf3f3be8b59177d
- https://git.kernel.org/stable/c/d543b649ffe58a0cb4b6948b3305069c5980a1fa
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.121
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.40
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5