SB2026021628 - SUSE update for the Linux Kernel (Live Patch 31 for SUSE Linux Enterprise 15 SP5) 



SB2026021628 - SUSE update for the Linux Kernel (Live Patch 31 for SUSE Linux Enterprise 15 SP5)

Published: February 16, 2026

Security Bulletin ID SB2026021628
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Division by zero (CVE-ID: CVE-2025-39742)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a division by zero error within the find_hw_thread_mask() function in drivers/infiniband/hw/hfi1/affinity.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.