SB20260528204 - Missing Release of Resource after Effective Lifetime in Linux kernel pinctrl driver

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Main Vulnerability Database SB20260528204

SB20260528204 - Missing Release of Resource after Effective Lifetime in Linux kernel pinctrl driver

Published: May 28, 2026

Security Bulletin ID SB20260528204
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Partial DoS

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Missing Release of Resource after Effective Lifetime (CVE-ID: CVE-2026-45868)

CWE-ID: CWE-772 - Missing Release of Resource after Effective Lifetime

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to cause a denial of service.

The vulnerability exists due to a reference count leak in pcs_add_gpio_func() when parsing phandle arguments. A local user can trigger repeated processing of crafted device tree data to cause a denial of service.


Remediation

Install update from vendor's website.

References