SB2025100166 - Improper error handling in Linux kernel dma qcom driver
Published: October 1, 2025
Security Bulletin ID
SB2025100166
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 error handling (CVE-ID: CVE-2025-39923)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the bam_dma_probe() function in drivers/dma/qcom/bam_dma.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/0ff9df758af7022d749718fb6b8385cc5693acf3
- https://git.kernel.org/stable/c/1fc14731f0be4885e60702b9596d14d9a79cf053
- https://git.kernel.org/stable/c/5068b5254812433e841a40886e695633148d362d
- https://git.kernel.org/stable/c/555bd16351a35c79efb029a196975a5a27f7fbc4
- https://git.kernel.org/stable/c/ebf6c7c908e5999531c3517289598f187776124f