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CVE-2026-31757

usb: misc: usbio: Fix URB memory leak on submit failure PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: usb: misc: usbio: Fix URB memory leak on submit failure When usb_submit_urb() fails in usbio_probe(), the previously allocated URB is never freed, causing a memory leak. Fix this by jumping to err_free_urb label to properly release the URB on the error path.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 121a0f839dbb397af5fabb701cea3e9983223e50 before 65ff09f48b0e72e4049096a989723406aabcf091; affected 121a0f839dbb397af5fabb701cea3e9983223e50 before 1762dc43b983d321180582afba4a0c5185fae04c; affected 121a0f839dbb397af5fabb701cea3e9983223e50 before 33cfe0709b6bf1a7f1a16d5e8d65d003a71b6a21
Linux / Linuxaffected 6.18; unaffected 0 before 6.18; unaffected 6.18.22 through 6.18.*; unaffected 6.19.12 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References