CVE-2021-3861

HIGH

Zephyr >= v2.6.0 - Heap-based Buffer Overflow

Title source: llm
STIX 2.1

Description

The RNDIS USB device class includes a buffer overflow vulnerability. Zephyr versions >= v2.6.0 contain Heap-based Buffer Overflow (CWE-122). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hvfp-w4h8-gxvj

References (1)

Core 1
Core References

Scores

CVSS v3 8.2
EPSS 0.0005
EPSS Percentile 15.0%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H

Details

CWE
CWE-122 CWE-787
Status published
Products (1)
zephyrproject/zephyr 2.6.0 - 2.7.1
Published Feb 07, 2022
Tracked Since Feb 18, 2026