SB2025081852 - Improper error handling in Linux kernel smb client
Published: August 18, 2025
Security Bulletin ID
SB2025081852
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-2025-38523)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the allocate_caches_and_workqueue() function in fs/smb/client/smbdirect.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.