CVE-2026-46109

kernel: usb: ulpi: fix memory leak on ulpi_register() error paths

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 28, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel's USB ULPI (Ultra Low Pin Interface) subsystem. This memory leak vulnerability occurs during error handling in the ulpi_register() function. If certain registration failures occur, allocated memory is not properly released, which could lead to resource exhaustion and potentially a denial of service (DoS).

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-772 · Missing Release of Resource after Effective Lifetime