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Medium · 6.8 CVE-2025-68656 EUVD-2025-206282

Espressif ESP-IDF USB Host HID (Human Interface Device) Driver Descriptor Use-After-Free Vulnerability

Published Jan 12, 2026 · Updated Jan 12, 2026 · Assigned by GitHub_M

Description

Espressif ESP-IDF USB Host HID (Human Interface Device) Driver allows access to HID devices. Prior to 1.1.0, usb_class_request_get_descriptor() frees and reallocates hid_device->ctrl_xfer when an oversized descriptor is requested but continues to use the stale local pointer, leading to an immediate use-after-free when processing attacker-controlled Report Descriptor lengths. This vulnerability is fixed in 1.1.0.

Affected products

VendorProductAffectedFixed
espressif esp-usb < 1.1.0 —

References