What is CVE-2025-68657?

CVE-2025-68657 is a medium-severity vulnerability in Espressif Esp-usb, classified under Double Free. CVSS score: 6.4/10. Published 2026-01-12.

How severe is CVE-2025-68657?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Double Free in Espressif Esp-usb

CVE-2025-68657

Espressif ESP-IDF USB Host HID (Human Interface Device) Driver allows access to HID devices. Prior to 1.1.0, calls to hid_host_device_close() can free the same usb_transfer_t twice. The USB event callback and user code share the hid_iface_…

Vulnerability class: Double Free

EPSS: 0.001 (3.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Espressif Esp-usb — versions < 1.1.0
Espressif Usb_host_hid_driver

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2025-68657?: CVE-2025-68657 is a medium-severity vulnerability in Espressif Esp-usb, classified under Double Free. CVSS score: 6.4/10. Published 2026-01-12.
How severe is CVE-2025-68657?: Medium severity. CVSS v3 base score is 6.4 out of 10.