SB2025121044 - Memory leak in Linux kernel nvme host driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB2025121044
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-2023-53792)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the nvme_ctrl_dhchap_ctrl_secret_store() function in drivers/nvme/host/core.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/39b90fc75943406d2bd60fd1ea041aca2559cc5f
- https://git.kernel.org/stable/c/43d0724d756a13694f612a8a151f835ad6425b93
- https://git.kernel.org/stable/c/6ec30a62789913b1bd0f0d44ea4d0d2d5608b1e8
- https://git.kernel.org/stable/c/99c2dcc8ffc24e210a3aa05c204d92f3ef460b05
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.39
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5