SB2026020559 - Improper resource shutdown or release in Linux kernel misc uacce driver 



SB2026020559 - Improper resource shutdown or release in Linux kernel misc uacce driver

Published: February 5, 2026

Security Bulletin ID SB2026020559
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) Improper resource shutdown or release (CVE-ID: CVE-2026-23096)

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

The vulnerability exists due to failure to properly release resources within the EXPORT_SYMBOL_GPL() and uacce_register() functions in drivers/misc/uacce/uacce.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.