SB20250402136 - Input validation error in Linux kernel net mctp driver
Published: April 2, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250402136
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) Input validation error (CVE-ID: CVE-2025-21903)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the mctp_i3c_header_create() function in drivers/net/mctp/mctp-i3c.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.