SB20260325129 - Improper Resource Shutdown or Release in Linux kernel usb etas_es58x driver

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Main Vulnerability Database SB20260325129

SB20260325129 - Improper Resource Shutdown or Release in Linux kernel usb etas_es58x driver

Published: March 25, 2026

Security Bulletin ID SB20260325129
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) Improper Resource Shutdown or Release (CVE-ID: CVE-2026-23324)

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: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 improper resource management in the USB CAN driver (etas_es58x) when handling URB (USB Request Block) anchoring in the read bulk callback. A local user can trigger improper submission of an unanchored URB to cause a denial of service.

Exploitation requires access to the CAN device interface and the ability to trigger USB read operations.


Remediation

Install update from vendor's website.

References