What is GHSA-h634-6r6v-4pg6?

GHSA-h634-6r6v-4pg6 is a security advisory published by GitHub Security Advisories with High severity. An attacker can cause `named` to abort by sending a crafted DNS-over-HTTPS request with a...

Which CVE IDs does GHSA-h634-6r6v-4pg6 cover?

GHSA-h634-6r6v-4pg6 covers the following CVE IDs: CVE-2026-77692. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-h634-6r6v-4pg6?

GHSA-h634-6r6v-4pg6 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-h634-6r6v-4pg6HighCVSS 7.5

An attacker can cause `named` to abort by sending a crafted DNS-over-HTTPS request with a...

Vendor

GitHub Security Advisories

Published

September 16, 2026

Last Modified

September 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-77692 →

📋 Description

An attacker can cause named to abort by sending a crafted DNS-over-HTTPS request with a cryptographically invalid SIG(0) record, and then closing the transport connection prematurely. This issue affects BIND 9 versions 9.20.0 through 9.20.27, 9.21.0 through 9.21.25, and 9.20.9-S1 through 9.20.27-S1.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-77692
https://downloads.isc.org/isc/bind9/9.20.29
https://downloads.isc.org/isc/bind9/9.21.26
https://kb.isc.org/docs/cve-2026-77692
https://github.com/advisories/GHSA-h634-6r6v-4pg6