What is GHSA-mv57-fr8w-22gj?

GHSA-mv57-fr8w-22gj is a security advisory published by GitHub Security Advisories with High severity. A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre...

Which CVE IDs does GHSA-mv57-fr8w-22gj cover?

GHSA-mv57-fr8w-22gj covers the following CVE IDs: CVE-2026-88830. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mv57-fr8w-22gj?

GHSA-mv57-fr8w-22gj has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-mv57-fr8w-22gjHighCVSS 7.5

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre...

Vendor

GitHub Security Advisories

Published

September 23, 2026

Last Modified

September 23, 2026

🔗 CVE IDs covered (1)

CVE-2026-88830 →

📋 Description

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-88830
https://access.redhat.com/security/cve/CVE-2026-88830
https://bugzilla.redhat.com/show_bug.cgi?id=2531344
https://github.com/advisories/GHSA-mv57-fr8w-22gj