SB2026020508 - NULL pointer dereference in Linux kernel emulex benet driver



SB2026020508 - NULL pointer dereference in Linux kernel emulex benet driver

Published: February 5, 2026

Security Bulletin ID SB2026020508
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) NULL pointer dereference (CVE-ID: CVE-2026-23084)

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

The vulnerability exists due to NULL pointer dereference within the be_cmd_get_perm_mac() function in drivers/net/ethernet/emulex/benet/be_cmds.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.