What is GHSA-mhhw-8j27-mg72?

GHSA-mhhw-8j27-mg72 is a security advisory published by GitHub Security Advisories with High severity. Integer underflow (wrap or wraparound) in Reliable Multicast Transport Driver (RMCAST) allows an...

Which CVE IDs does GHSA-mhhw-8j27-mg72 cover?

GHSA-mhhw-8j27-mg72 covers the following CVE IDs: CVE-2026-54982. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mhhw-8j27-mg72?

GHSA-mhhw-8j27-mg72 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-mhhw-8j27-mg72HighCVSS 8.8

Integer underflow (wrap or wraparound) in Reliable Multicast Transport Driver (RMCAST) allows an...

Vendor

GitHub Security Advisories

Published

July 14, 2026

Last Modified

July 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-54982 →

📋 Description

Integer underflow (wrap or wraparound) in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-54982
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54982
https://github.com/advisories/GHSA-mhhw-8j27-mg72