SB2026062985 - Improper resource shutdown or release in Linux kernel drm gma500 driver



SB2026062985 - Improper resource shutdown or release in Linux kernel drm gma500 driver

Published: June 29, 2026

Security Bulletin ID SB2026062985
CSH 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 vulnerability.


1) Improper resource shutdown or release (CVE-ID: CVE-2026-53279)

CWE-ID: CWE-404 - Improper Resource Shutdown or Release

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/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 improper resource shutdown or release in the oaktrail LVDS initialization code when handling an initialization failure after obtaining an I2C adapter reference. A local user can trigger device initialization failure to cause a denial of service.

The issue can cause the kernel to hang indefinitely while waiting for an I2C adapter reference to be released.


Remediation

Install update from vendor's website.