What is GHSA-hm6p-fvm3-957g?

GHSA-hm6p-fvm3-957g is a security advisory published by GitHub Security Advisories with High severity. A Heap-based Buffer Overflow vulnerability in the VXLAN Gateway Daemon (vgd) of Juniper Networks...

Which CVE IDs does GHSA-hm6p-fvm3-957g cover?

GHSA-hm6p-fvm3-957g covers the following CVE IDs: CVE-2026-103994. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hm6p-fvm3-957g?

GHSA-hm6p-fvm3-957g has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-hm6p-fvm3-957gHighCVSS 8.8

A Heap-based Buffer Overflow vulnerability in the VXLAN Gateway Daemon (vgd) of Juniper Networks...

Vendor

GitHub Security Advisories

Published

October 14, 2026

Last Modified

October 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-103994 →

📋 Description

A Heap-based Buffer Overflow vulnerability in the VXLAN Gateway Daemon (vgd) of Juniper Networks Junos OS allows a malicious or compromised SDN-controller to cause a complete outage of the OVSDB control plane and possibly remote code execution.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-103994
https://supportportal.juniper.net/JSA112188
https://github.com/advisories/GHSA-hm6p-fvm3-957g