What is GHSA-rmx4-24pf-8x6h?

GHSA-rmx4-24pf-8x6h is a security advisory published by GitHub Security Advisories with High severity. lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS,...

Which CVE IDs does GHSA-rmx4-24pf-8x6h cover?

GHSA-rmx4-24pf-8x6h covers the following CVE IDs: CVE-2026-91018. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-rmx4-24pf-8x6h?

GHSA-rmx4-24pf-8x6h has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-rmx4-24pf-8x6hHighCVSS 8.8

lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS,...

Vendor

GitHub Security Advisories

Published

September 22, 2026

Last Modified

September 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-91018 →

📋 Description

lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS, memory corruption, or allow code execution on the victim system.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-91018
https://cgit.git.savannah.gnu.org/cgit/lwip.git
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-265-02.json
https://www.cisa.gov/news-events/ics-advisories/icsa-26-265-02
https://github.com/advisories/GHSA-rmx4-24pf-8x6h