Operation on a Resource after Expiration or Release in Linux kernel - CVE-2026-90030
Published: September 16, 2026
Vulnerability identifier: #VU150250
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-90030
CWE-ID: CWE-672
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to improper resource lifetime management in DWC3 EndTransfer handling when aborting a transfer through the ep_dequeue path and subsequently starting a transfer on the same endpoint. A local user can trigger this transfer sequence to cause a denial of service.
The observed condition affects DWC_usb31 v2.00a and v2.10a controllers.
Affected software
Linux kernel
How to mitigate CVE-2026-90030
Install security update from vendor's repository.