SB2025111336 - Infinite loop in Linux kernel char ipmi driver
Published: November 13, 2025
Security Bulletin ID
SB2025111336
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) Infinite loop (CVE-ID: CVE-2025-40192)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop within the init_kcs_data_with_state(), start_kcs_transaction() and kcs_event() functions in drivers/char/ipmi/ipmi_kcs_sm.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.