SB2026021901 - Infinite loop in Linux kernel mm
Published: February 19, 2026
Security Bulletin ID
SB2026021901
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-2026-23219)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop within the slab_free() function in mm/slub.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.