CVE-2020-7456

MEDIUM

FreeBSD Use-After-Free via USB HID Device

Title source: llm
STIX 2.1

Description

In FreeBSD 12.1-STABLE before r361918, 12.1-RELEASE before p6, 11.4-STABLE before r361919, 11.3-RELEASE before p10, and 11.4-RC2 before p1, an invalid memory location may be used for HID items if the push/pop level is not restored within the processing of that HID item allowing an attacker with physical access to a USB port to be able to use a specially crafted USB device to gain kernel or user-space code execution.

References (2)

Core 2
Core References
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200625-0005/

Scores

CVSS v3 6.8
EPSS 0.0015
EPSS Percentile 35.5%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (4)
freebsd/freebsd 11.3 (10 CPE variants)
freebsd/freebsd 11.4 rc1 (2 CPE variants)
freebsd/freebsd 12.1 (6 CPE variants)
netapp/clustered_data_ontap
Published Jun 09, 2020
Tracked Since Feb 18, 2026