SB2025122690 - Memory leak in Linux kernel dma sf-pdma driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025122690
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-2023-54020)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the drivers/dma/sf-pdma/sf-pdma.h. 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/03fece43fa109beba7cc9948c02f5e2d1205d607
- https://git.kernel.org/stable/c/8bd5040bd43f2b5ba3c898b09a3197a0c7ace126
- https://git.kernel.org/stable/c/ad222c9af25e3f074c180e389b3477dce42afc4f
- https://git.kernel.org/stable/c/b02e07015a5ac7bbc029da931ae17914b8ae0339
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.99
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3