SB20260216119 - Infinite loop in Linux kernel trace
Published: February 16, 2026
Security Bulletin ID
SB20260216119
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-2026-23138)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop within the __ftrace_trace_stack() function in kernel/trace/trace.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.